Claim every working Subterra code here to help you progress in-game.

Subterra is a Roblox mining game that merges the concepts of a 2.5D platformer with a Minecraft-style aesthetic. Use Subterra codes to get free rewards such as shards and gold to help make the game more enjoyable.
Below you'll find every Subterra code currently working. These will give you a few extras that include chrono shards and EXP.
These Subterra codes have now expired, but we've kept them listed for reference. Occasionally, old codes return, so if one catches your eye, it might be worth trying it again.
CRASHFIX? | LUNAREVENTS | 8KMEMBERS | UPDATE1.3 | 3MVISITS | PATCH104 | HOTFIX102 | 20KLIKES | 5KMEMBERS | 10KLIKES | 1MVISITS | 3KMEMBERS | 400KSPELUNKERS | 40KFAVS | 8KLIKES | 10KFAVS | HOTFIX2 | 100KSPELUNKERS | RELEASE | 100KFAVS | BETTERSTORAGE | 6KMEMBERS | BETTERTOGETHER | MAJORUPDATE | 2MVISITS | 180FAVS | ERRORED


You must interact with the backpack upgrade and the blacksmith NPC in the overworld and present the required materials.
Simply select the 'To Surface' option above your health bar (bottom left corner). You can also use the 'To Mines' option while on the surface, but this will not teleport you back to the exact same location you were while in the mines.
To rank up your character you need to reach the level cap. Doing so will reset your level back to 1 and reward you some chrono shards as well as raise your level cap a bit. Every two levels you will also get an extra ability slot. Your level cap will always be your current rank x5.
The max rank is currently 11.
Chrono shards can be earned the following ways:
Ranking up Each time you rank up you will recieve a few as a reward.
Chrono shards are used to draw new ability cards from the chrono crystal, which give you new passive abilities.
If you are unable to find a certain raw ore it generally means you need to go deeper. Below is ther order which you find ores:
Gems, shards, and crystal can appear anywhere on the map and the most effective way to find them is to open any chest you come across.
The wooden ladder as it enables you to reach things you would otherwise not be able to get to. Try to always take between five and ten wooden ladders with you.
The collapse is when the entire mine resets and you need to dig back down again. All blocks, chests, and everything else resets.
There are various social accounts to keep up to date with the latest developments and codes related to the game, here are the links.
These include engaging with the game's community by following the developers' Roblox Group, X Account, regularly checking the game's Discord page, and looking at the official Trello Board for the game. You can also get the latest stats on the game on their RoMonitor page.
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