Complete List of Active Subterra Codes in Roblox for March 2025

Subterra is an engaging game within the Roblox universe, inviting players to mine and explore intricate underground layers similar to titles like Minecraft and Terraria. Players dig through varied terrains to collect precious resources, enhance their tools, and navigate a world filled with obstacles and adversaries.

True to the spirit of Roblox, the creators of Subterra frequently share redeemable codes with the community as a means to celebrate milestones, rectify bugs, and express gratitude. These promotional codes are time-sensitive, offering players bonuses such as additional gold, Chrono shards, keys, and experience point boosts—essential tools for a successful mining quest.

1. Subterra Codes for March 2025

Below are the active Subterra codes available for March 2025:

Code	Rewards
10KFAVS	Gold Key, Iron Key, 1000 Gold, 420 Chrono Shards
100KSPELUNKERS	Gold Key, Iron Key, 2000 Gold, 420 Chrono Shards, 2X XP Boost for 1 hour
HOTFIX2	140 Chrono Shards, 2X XP Boost for 2 hours
RELEASE	500 Gold, 140 Chrono Shards, 2X EXP for 30 minutes

2. Expired Codes

Please be aware that the following codes are no longer valid:

180FAVS
ERRORED
1234FAVS

Attempting to use these expired codes will result in an error message within the game.

3. Redeeming Subterra Codes

To redeem your Subterra codes, follow these steps:

Launch Subterra on Roblox.
Once in the game, locate an NPC whose head displays the word “Codes.”

Approach the NPC named Chrysos | Source: In-game footage

Stand in the highlighted light blue area near Chrysos.
Copy any active code from this guide and paste it into the “Enter Code” field.

Paste the code in the Enter Code box — Paste the code in the “Enter Code” box | Source: In-game footage

Click on the “Claim Code” button to receive your rewards.

Upon successfully redeeming a valid code, a pop-up will confirm with a “Code Redeemed” message along with details of your rewards. Conversely, entering an expired code will display an “ERROR” message.

4. Overview of Roblox

Roblox is a widely recognized online gaming platform allowing users to create and play games developed by others. Established by Roblox Corporation, it is accessible on multiple devices, including Windows, Xbox One, Xbox Series X/S, Android, iOS, Fire OS, and Mac.

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