Subterra Wiki
Subterra is a Roblox mining adventure where players dig through hostile layers, upgrade pickaxes and backpacks, build with Ability Cards, craft weapons, and fight monsters underground.
Subterra Resources
Active codes, official links, beginner steps, and pickaxe and backpack upgrade paths for Subterra.
Subterra Codes
Redeem working Subterra codes for Chrono Shards, TNT Blocks, EXP boosts, potions, and other progression rewards.
Use these codes at the Codes NPC in the surface lobby. Complete the tutorial first, then interact with the Codes NPC near the spawn gate, paste a code, and press Claim Code.
UPDATE- 140 Chrono Shards
Early Ability Card pulls and progression currency.
100KMEMBERS- 420 Chrono Shards
- 10 Wormhole Potions
- 10 Return by Death Potions
Mining runs, return safety, and ability-card progression.
FEATURED- 32 TNT Blocks
- 2x EXP for 1 hour
Clearing terrain faster and leveling during focused play sessions.
1YEAR- 1,400 Chrono Shards
Large Chrono Shard boost for cards and character growth.
30KLIKES- 2x EXP for 2 hours
Longer mining and combat sessions where EXP gain matters.
RELEASE- Chrono Shards
- Gold
Starter progression after reaching the lobby.
How to Redeem Subterra Codes
- 1
Open Subterra on Roblox.
- 2
Complete the tutorial until you can freely move around the surface lobby.
- 3
Find the Codes NPC near the spawn gate.
- 4
Interact with the NPC, enter one working code, and press Claim Code.
- 5
Repeat the process for each active code.
Expired Subterra Codes
Subterra Trello, Discord, Roblox, X, and YouTube
Use these official channels for Subterra updates, codes, patch notes, bug reports, community help, and system references.
Subterra information is spread across the Roblox game page, Polyworks Studio community links, the Trello board, Discord, X, and YouTube. This section keeps the official entry points together for updates, codes, system references, bug reports, and community help.
Subterra Roblox Game Page
The main Roblox experience page for Subterra by Polyworks Studio.
Subterra Trello Board
The main reference board for progression systems, item categories, crafting, upgrades, and deeper-game information.
Polyworks Studio Discord
The official community server for Polyworks Studio games and Subterra discussions.
Polyworks Studio Roblox Community
The Roblox community page for Polyworks Studio, the creator group behind Subterra.
Polyworks Studio X
The Polyworks Studio social profile for public updates about its Roblox projects.
Polyworks Studio YouTube
The official YouTube channel entry for Polyworks Studio.
Subterra Beginner Guide
Learn the basic loop: mine resources, manage inventory, upgrade your pickaxe and backpack, build with Ability Cards, craft gear, and survive deeper layers.
Subterra is a 2.5D mining adventure where the world is procedurally generated and the layers become more hostile as you dig deeper. The clean starter route is simple: learn the controls, mine ores, upgrade tools, add Ability Cards, craft weapons or potions, then push into deeper layers while keeping each run profitable.
Complete the Tutorial and Reach the Surface Lobby
Goal: Unlock free movement and learn where key NPCs and gates are located.
- Finish the opening tutorial.
- Locate the spawn gate area.
- Find the Codes NPC for reward redemption.
- Use the lobby as your reset point before deeper mining runs.
Learn the Core Controls
Goal: Move, mine, interact, block, and manage inventory without losing time underground.
EOpen InventoryCInteractFBlock or ParryLeft MouseMine
Mine Ores and Track Your Next Upgrade
Goal: Collect the materials needed for stronger pickaxes and larger backpacks.
- Use Left Mouse to mine blocks and ores.
- Prioritize materials required by your next pickaxe or backpack tier.
- Keep inventory space open for valuable ores.
- Return to the surface when your bag is full or your run becomes risky.
Upgrade Pickaxe First, Backpack Second
Goal: Improve mining power and speed before pushing too deep.
- Upgrade your pickaxe to mine faster and handle tougher layers.
- Upgrade your backpack when short inventory runs start slowing progress.
- Use early Gold, Rock, Coal, Copper, Tin, and Ingots for the first upgrade chain.
Build Around Ability Cards
Goal: Use Ability Cards to shape your mining and survival style.
- Spend Chrono Shards on card progression.
- Equip cards that improve your run efficiency.
- Use code rewards to speed up early card access.
Craft Weapons, Potions, and Recipes
Goal: Prepare for monsters, bosses, and longer underground runs.
- Craft weapons to fight enemies below the surface.
- Look for rare weapon and potion recipes.
- Use consumables before longer mining pushes.
Explore Layers and Structures
Goal: Find deeper resources, lootable chests, cave structures, and progression materials.
- Move layer by layer instead of rushing straight down.
- Open chests and inspect structures when safe.
- Watch for stronger monsters as the depth increases.
Fight Carefully and Use Block or Parry
Goal: Survive hostile layers while keeping mining runs profitable.
- Use F to block or parry incoming attacks.
- Keep weapons ready when entering hostile sections.
- Retreat when enemies or bosses make the run too expensive.
Subterra Pickaxe and Backpack Upgrades
Plan early Subterra progression with pickaxe power, mining speed, backpack space, and upgrade recipes.
Pickaxe upgrades raise your mining power and speed, while backpack upgrades increase inventory space. The first stretch is where materials are easiest to misallocate, so use the tier data below before spending.
Pickaxe Tiers
| Tier | Power | Speed | Recipe | Priority Note |
|---|---|---|---|---|
| Tier 1 | 20 | 100% | Default starter pickaxe | Use this only long enough to gather Rock and Gold for Tier 2. |
| Tier 2 | 25 | 105% | 25 Rock62 Gold | First practical upgrade for smoother surface mining. |
| Tier 3 | 30 | 107% | 35 Rock5 Coal125 Gold | Adds Coal to the early material route. |
| Tier 4 | 35 | 107% | 50 Rock15 Raw Copper15 Coal187 Gold | Start banking Raw Copper and Coal instead of spending them randomly. |
| Tier 5 | 40 | 110% | 25 Coal20 Copper Ingot250 Gold | Moves the route into Copper Ingot crafting. |
| Tier 6 | 50 | 115% | 20 Coal10 Raw Tin50 Copper Ingot625 Gold | A strong early jump in power; begin saving Tin materials. |
| Tier 7 | 55 | 119% | 30 Raw Tin75 Copper Ingot5 Coal750 Gold | Good checkpoint before heavier Tin and Copper costs. |
| Tier 8 | 60 | 120% | 30 Raw Tin100 Copper Ingot50 Coal875 Gold | Coal and Copper Ingot demand increases; avoid dumping them into side spending. |
| Tier 9 | 65 | 123% | 75 Tin Ingot100 Coal1000 Gold | First heavy Tin Ingot checkpoint. |
| Tier 10 | 75 | 129% | 50 Tin Ingot35 Copper Ingot10 Citrine1250 Gold | Citrine enters the route; keep gem drops for upgrades. |
| Tier 11 | 80 | 132% | 90 Tin Ingot75 Coal25 Raw Iron1375 Gold | Begin collecting Raw Iron while maintaining Coal supply. |
| Tier 12 | 85 | 135% | 125 Tin Ingot50 Copper Ingot15 Citrine35 Raw Iron1500 Gold | Material variety increases; track each ingredient before crafting side items. |
| Tier 13 | 90 | 138% | 75 Iron Ingot100 Coal1625 Gold | Iron Ingot becomes central to the route. |
| Tier 14 | 100 | 144% | 90 Iron Ingot60 Tin Ingot1875 Gold | Clean early-mid checkpoint before Silver-tier recipes start appearing. |
Backpack Tiers
| Tier | Inventory Gain | Recipe | Priority Note |
|---|---|---|---|
| Tier 1 | Starter backpack | Free | Use until mining trips start ending because of inventory space. |
| Tier 2 | +75 inventory space | 20 Coal10 Raw Copper5 Raw Tin200 Gold | First inventory upgrade for longer beginner mining loops. |
| Tier 3 | +75 inventory space | 30 Copper Ingot10 Tin Ingot5 Citrine250 Gold | Pairs well with early Copper and Tin progression. |
| Tier 4 | +75 inventory space | 35 Iron Ingot20 Tin Ingot15 Copper Ingot10 Topaz550 Gold | Upgrade when Iron materials become common enough. |
| Tier 5 | +75 inventory space | 50 Silver Ingot75 Iron Ingot25 Topaz10 Amethyst950 Gold | A midgame storage step that uses Silver and gem materials. |
| Tier 6 | +75 inventory space | 5 Gold Ingot75 Silver Ingot30 Amethyst15 Emerald1250 Gold | Save Amethyst and Emerald instead of burning them too early. |
| Tier 7 | +75 inventory space | 75 Gold Ingot100 Silver Ingot15 Ruby25 Emerald1500 Gold | High-value gem materials start becoming important. |
| Tier 8 | +75 inventory space | 25 Platinum Ingot100 Gold Ingot35 Ruby20 Sapphire2000 Gold | Platinum and Sapphire enter the storage path. |
| Tier 9 | +75 inventory space | 100 Platinum Ingot35 Sapphire30 Ruby10 Diamond2750 Gold | Diamond appears; do not spend rare gems blindly. |
| Tier 10 | +75 inventory space | 100 Gold Ingot100 Silver Ingot100 Platinum Ingot50 Amethyst40 Ruby35 Emerald20 Sapphire15 Diamond4525 Gold | Large final crafted backpack checkpoint before gamepass storage. |
Upgrade Priority
#1Upgrade Pickaxe When Mining Feels Slow
Pickaxe tiers increase both power and mining speed, so they unlock faster routes through tougher blocks and deeper layers.
#2Upgrade Backpack When Trips End Too Early
Backpack upgrades are best when your inventory fills before your mining route is finished.
#3Save Gems for Required Recipes
Citrine, Topaz, Amethyst, Emerald, Ruby, Sapphire, and Diamond appear in upgrade recipes, so spending them early can delay later tiers.
#4Use Codes to Accelerate Card and EXP Progress
Chrono Shards, TNT Blocks, EXP boosts, and potions support the same mining loop that feeds pickaxe and backpack progression.
Subterra Weapons and Ability Cards Tier List
Compare Subterra weapons and Ability Cards by damage, rarity, card limit, utility, and stage fit. This ranking is built for practical progression, mining efficiency, combat safety, and deeper-layer exploration.
Combat and mining builds depend on both weapon choice and Ability Card stacking. High-value setups usually combine one reliable weapon with cards that improve ore yield, pickaxe speed, backpack space, mobility, or survival in hostile layers.
Tier letters rank overall progression value. Weapons are measured by damage and recipe tier; Ability Cards are measured by effect strength, card limit, and how broadly the effect improves a mining or combat route.
Best Overall Progression Picks
Splitblade
WeaponRole: High-damage melee weapon
Best for: Late-game melee damage and boss preparation
The strongest listed craftable greatsword option in the current weapon data, making it the main priority for players who want direct combat power.
Lucky
Ability CardEffect: 5% chance to double ore gained from mining an ore.
Best for: Ore farming, rare material farming, long mining routes
One of the best economy cards because it directly improves mining returns without changing route planning.
Explosive Touch
Ability CardEffect: 10% chance to create a small explosion when striking ores, damaging nearby blocks within a 2-block radius.
Best for: Dense ore pockets, geode clearing, faster tunnel expansion
Excellent for clearing clustered blocks and speeding up deeper mining sessions.
Blazing Pickaxe
Ability CardEffect: 30% chance to automatically smelt mined ores.
Best for: Ore routes that normally require repeated smeltery trips
Saves processing time and keeps mining routes more efficient.
Recommended Combos
Deep Ore Farmer
Maximizes ore yield, block clearing, and inventory efficiency during long mining runs.
Fast Smelter Build
Reduces time lost between mining, smelting, and selling.
Strong Core Picks
Knight's Greatsword
WeaponRole: Reliable melee weapon
Best for: Mid-to-late progression before Splitblade
A strong upgrade path for players who need dependable melee damage before reaching the top greatsword option.
Wretched Sword
WeaponRole: Melee weapon
Best for: Mid-game monster clearing
Good damage for players progressing through tougher layers and enemy-dense routes.
Bigger Backpack
Ability CardEffect: Increases backpack space by 15%.
Best for: Long mining sessions and sell-route efficiency
Reduces how often players must return to the surface to sell or manage inventory.
Double Jump
Ability CardEffect: Adds an additional jump boost.
Best for: Layer navigation, cave structures, escape routes
Improves movement in vertical caves, ruins, towers, and dangerous terrain.
Larger Furnace
Ability CardEffect: Adds an extra furnace slot.
Best for: Players processing large ore inventories
Improves the smelting loop when paired with backpack and ore-farming cards.
Healthy
Ability CardEffect: Adds 10 HP per card.
Best for: Surviving monsters, bosses, and explosion mistakes
Straightforward durability that becomes more valuable in deeper hostile layers.
Recommended Combos
Safe Deep Explorer
Balances survival, movement, and oxygen safety for deeper cave exploration.
Inventory Miner
Improves carry capacity and processing for ore-heavy routes.
Good Early and Mid-Game Picks
Sturdy Greatsword
WeaponRole: Early-to-mid melee weapon
Best for: Players upgrading from basic weapons
A practical combat step before stronger greatswords become available.
Reinforced Longbow
WeaponRole: Ranged weapon
Best for: Safer ranged poking and spacing
Useful for players who prefer distance against hostile monsters.
Spine Bow
WeaponRole: Ranged weapon
Best for: Mobile ranged combat
A solid bow option when players need range without committing to heavy melee positioning.
Reinforced Bow
WeaponRole: Ranged weapon
Best for: Mid-game ranged combat
A stable ranged upgrade before stronger bows and longbows.
Stronger Pickaxe
Ability CardEffect: Increases pickaxe power by 6%.
Best for: Mining tougher blocks and deeper ores
Improves block-breaking power and helps progression into harder layers.
Lighter Pickaxe
Ability CardEffect: Increases pickaxe speed by 5%.
Best for: General mining speed
A strong everyday mining card that improves the feel of nearly every route.
Walk Speed
Ability CardEffect: Increases walk speed by 2 studs.
Best for: Exploration, return trips, monster avoidance
Simple movement speed that saves time across every mining loop.
Extra Oxygen
Ability CardEffect: Adds 25 ml oxygen.
Best for: Long underground routes
Helps extend mining trips before returning to safer areas.
Recommended Combos
Early Miner
Improves mining speed, basic carry capacity, and movement while keeping combat usable.
Ranged Safety
Keeps distance from enemies while improving mobility and survival.
Starter and Utility Picks
Sword
WeaponRole: Starter melee weapon
Best for: First combat upgrade
A basic weapon option for players who need early defense while mining.
Iron Greatsword
WeaponRole: Starter greatsword
Best for: Early melee progression
Useful as an early craftable step before stronger melee weapons.
Curved Longbow
WeaponRole: Starter ranged weapon
Best for: Early ranged combat
A basic longbow option for players who want range before stronger bows.
Curved Bow
WeaponRole: Starter ranged weapon
Best for: Light ranged combat
A low-commitment ranged option for early cave enemies.
Magnet
Ability CardEffect: Increases item pickup range by 0.5 studs.
Best for: Comfort mining and cleanup
Convenient for collecting drops and ores without tight positioning.
Pouch
Ability CardEffect: Increases backpack space by 3%.
Best for: Early inventory relief
Helpful before Bigger Backpack becomes available.
Radiant
Ability CardEffect: Makes the player emit faint light.
Best for: Low-light cave visibility
Useful comfort card for navigation in dark layers.
Sneaky
Ability CardEffect: Reduces monster detection range by 5%.
Best for: Avoiding unwanted fights
Good for players prioritizing mining routes over combat.
Recommended Combos
Starter Safety
Improves early inventory comfort, visibility, and basic survival.
Quiet Miner
Supports careful exploration while avoiding unnecessary monster pressure.
Subterra Crafting Recipes and Materials
Track useful recipes, potion ingredients, explosive upgrades, keys, ore materials, ingots, crystals, and common resource sources. This table is built for quick filtering by crafting type, material source, and progression use.
Crafting connects mining, monster drops, recipe scrolls, smelting, keys, potions, and explosives. Prioritize health recovery, chest access, sticky explosives, and ingot production because those systems directly affect exploration speed and deeper-layer survival.
Small Health Potion
PotionRestores 25 HP.
Recipe
Sources
Early survival, monster fights, deeper cave routes
Small Sticky Bomb
Sticky ExplosiveSticky version of Small Bomb for controlled block clearing.
Recipe
Sources
Targeted mining, cave clearing, ore pocket access
Sticky Dynamite
Sticky ExplosiveSticky version of Dynamite for stronger controlled explosions.
Recipe
Sources
Mid-game clearing and structure access
Sticky Dynamites
Sticky ExplosiveSticky version of Dynamites for wider explosive clearing.
Recipe
Sources
Large ore pockets and tougher cave routes
Sticky C4
Sticky ExplosiveSticky version of C4 for high-radius controlled explosions.
Recipe
Sources
Late-game block clearing and deep-layer mining routes
Stone
Block CraftingCrafts Stone from basic Rock materials.
Recipe
Sources
Basic block conversion and crafting utility
Iron Key
KeyOpens Iron Chests.
Sources
Mid-value chest access and loot progression
Gold Key
KeyOpens Gold Chests.
Sources
High-value chest access and rare loot routes
Basic Utility Item Recipe Scroll
Recipe ScrollUnlocks
Sources
Unlocks core survival and chest-access recipes
Basic Combat Item Recipe Scroll
Recipe ScrollUnlocks
Sources
Unlocks sticky explosive recipes for mining and combat utility
Small Bomb
ExplosiveSources
Early explosive mining and block clearing
Dynamite
ExplosiveSources
Stronger early-to-mid explosive clearing
Dynamites
ExplosiveSources
Wider clearing for deeper mining routes
C4
ExplosiveSources
High-radius late-game clearing
Water Flask
Potion MaterialSources
Small Health Potion ingredient
Life Shard
Potion MaterialSources
Small Health Potion ingredient
Roots
MaterialSources
Small Health Potion ingredient
Slime Chunk
Combat MaterialSources
Sticky explosive ingredient
Rock
Basic MaterialSources
Stone crafting and basic material farming
Coal
Ore MaterialSources
Early mining, quests, and progression routes
Raw Copper
Raw OreSmelts into: Copper Ingot
Sources
Early ore progression
Copper Ingot
IngotSources
Early crafting and upgrade material
Raw Tin
Raw OreSmelts into: Tin Ingot
Sources
Early ore progression
Tin Ingot
IngotSources
Early crafting and upgrade material
Raw Iron
Raw OreSmelts into: Iron Ingot
Sources
Core early-to-mid ore progression
Iron Ingot
IngotSources
Weapon, tool, and upgrade progression
Raw Silver
Raw OreSmelts into: Silver Ingot
Sources
Mid-game ore progression
Silver Ingot
IngotSources
Mid-game crafting and upgrades
Raw Gold
Raw OreSmelts into: Gold Ingot
Sources
Mid-game selling, crafting, and quests
Gold Ingot
IngotSources
Mid-game crafting and upgrade material
Raw Platinum
Raw OreSmelts into: Platinum Ingot
Sources
Higher-tier ore progression
Platinum Ingot
IngotSources
Advanced crafting and upgrades
Raw Cobalt
Raw OreSmelts into: Cobalt Ingot
Sources
Deep-layer ore progression
Cobalt Ingot
IngotSources
Advanced crafting and deeper progression
Raw Chromium
Raw OreSmelts into: Chromium Ingot
Sources
Deep-layer ore progression
Chromium Ingot
IngotSources
Advanced crafting and deeper upgrades
Raw Titanium
Raw OreSmelts into: Titanium Ingot
Sources
Late-game ore progression
Titanium Ingot
IngotSources
Late-game crafting and upgrades
Raw Wolframite
Raw OreSmelts into: Wolframite Ingot
Sources
Late-game ore progression
Wolframite Ingot
IngotSources
Late-game crafting and upgrades
Topaz
GemSources
Quest material and sell-value gem
Amethyst
GemSources
Quest material and mid-game gem farming
Emerald
GemSources
Gem farming and sell value
Sapphire
GemSources
Quest material and higher-value gem farming
Ruby
GemSources
Gem farming and sell value
Diamond
GemSources
High-value gem farming and quest progression
Nocturnite
GemSources
Deep-layer high-value farming
Moonstone Shard
ShardSources
Deep-layer material farming
Azurite Crystal
CrystalSources
High-value deep-layer crystal farming
Sunstone Crystal
CrystalSources
Permafrost and deep-layer material routes
Subterra Layers Ores and Structures
Explore by layer, ore tier, structure type, portal access, and resource value. This module helps players decide where to mine, what to look for, and when to push deeper.
The world becomes more dangerous as players descend through procedural cave layers. Each layer changes the block pool, ore value, structures, enemies, and exploration goals, so a strong route balances pickaxe upgrades, oxygen, weapons, keys, and inventory space.
Depth values reflect common progression breaks. Portal coordinates mark fast-travel unlocks; layers without a listed portal are reached by mining downward from the layer above.
Overworld
Main preparation area
Resources
Structures
Portal: Overworld Portal
Focus: Buy explosives and tools, smelt raw ores, sell loot, craft recipes, summon Ability Cards, and prepare for underground routes.
Dirt Layer
Starter mining layer
Key Ores
Resources
Structures
Enemies
Portal: No layer portal listed
Focus: Farm early ores, collect rocks and coal, complete first quests, and prepare pickaxe upgrades before moving into Stone.
Stone Layer
Main early-to-mid progression layer
Key Ores
Resources
Structures
Enemies
Portal: No layer portal listed
Focus: Build economy through ores and gems, open chests, watch for explosive enemies, and use keys for better loot.
Darkstone Layer
First major deep-layer jump
Key Ores
Resources
Structures
Enemies
Portal: Darkstone Portal at X 26, Y -481
Focus: Push into stronger ores, unlock fast travel, bring better weapons, and use mobility cards to handle vertical structures.
Permafrost Layer
Advanced frozen layer
Key Ores
Resources
Structures
Enemies
Portal: Permafrost Portal at X 26, Y -754
Focus: Farm higher-tier ores and crystals, manage tougher enemies, and prepare for Schwarzfrost progression.
Schwarzfrost Layer
Current high-end exploration and boss layer
Key Ores
Resources
Structures
Enemies
Portal: Reached through deep-layer progression
Focus: Target endgame materials, prepare for boss combat, and bring strong weapons, health recovery, mobility, and oxygen support.
Key Cave Structures
Reusable exploration landmarks
Key Ores
Resources
Structures
Enemies
Portal: Layer-dependent
Focus: Prioritize chests and villages for quests and loot, avoid TNT mistakes, use keys on higher-value chests, and use wormholes carefully for fast repositioning.
Subterra Monsters Bosses Quests and Achievements
Track monsters, bosses, drops, quests, titles, and achievement rewards from early mining goals to deep-layer boss progression.
Progression is not just mining downward. Monsters pressure cave routes, bosses guard deeper milestones, quests provide Gold and EXP, and achievements reward Chrono Shards for mining, chest hunting, exploration, and combat milestones.
Zombie
MonsterBehavior: Chases the player and attacks at close range.
Counterplay: Keep space, use basic melee timing, and avoid fighting multiple enemies in narrow caves.
Slime
MonsterBehavior: Chases the player and attacks at close range.
Counterplay: Useful early target for sticky explosive materials, but still dangerous when stacked with other enemies.
Bomb Skeleton
MonsterBehavior: Runs at the player while holding a ticking bomb that explodes after a short delay.
Counterplay: Back away immediately, use terrain corners, and avoid panic-mining into dead ends.
Darkstone Skeleton
MonsterBehavior: Chases the player through deeper layers and attacks at close range.
Counterplay: Bring stronger melee weapons, health cards, and mobility before farming Darkstone and Permafrost routes.
Ice Elemental
MonsterBehavior: High-health frozen enemy found in advanced cold-layer routes.
Counterplay: Use stronger weapons, keep distance when possible, and avoid starting the fight without health recovery.
Yrsa of the Sunken Seas
BossPreparation
- Use a high-damage weapon such as Splitblade or a strong greatsword.
- Bring Healthy, Walk Speed, Double Jump, and Extra Oxygen for survival and positioning.
- Carry health recovery before entering the boss route.
Counterplay: Treat the fight as a deep-layer combat check rather than a normal mining encounter.
Ancient Lord Lorin
BossPreparation
- Prioritize late-game weapons, health cards, mobility cards, and recovery items.
Counterplay: Track boss drops separately from normal monster farming because artifact and recipe rewards belong in long-term progression.