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Subterra codes (April 2026) for Chrono Shards and EXP boosts

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These Subterra codes grant you a variety of rewards including currency and items

Two Roblox characters look scared as they mine in Subterra.
(Image credit: Polyworks Studios)
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Be sure to redeem the latest Subterra codes before you head out to the mines in this adventure game experience, as there's a chance you could get some useful gear. Aside from handy resources, you can also get valuable Chrono Shards that can be exchanged for random cards.

There is a light deck-building element to this Roblox experience, and building the best deck possible can help with your inventory capacity, mining proficiency, and more. So get ahead before you go underground, and use the Subterra codes below.

If you're also looking for some general rewards that can be applied to all experiences, then take a look at the current Roblox promo codes.

All Subterra codes

The Subterra codes redemption screen as it appears in-game.

(Image credit: Polyworks Studios)

These active Subterra codes can be redeemed in-game for rewards:

  • 30KLIKES - Double EXP (2 hours)
  • 1YEAR - 1,400x Chrono Shards
  • FEATURED - 32x TNT Blocks, Double EXP (1 hour)

As you can see from the list above, Subterra codes grant a vast range of rewards, from valuable Chrono Shards to useful items for mining. It's worth keeping in mind that these codes are case-sensitive, so you should copy them exactly as they appear above.

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How to redeem Subterra codes

The location of the Codes NPC in Subterra on Roblox.

(Image credit: Polyworks Studios)

You can only redeem Subterra codes on the surface, where you should head to the Codes NPC on the right of the bridge, just behind the mines entrance. When you enter their radius, the redemption box automatically appears, in which you should enter the code as it appears above and click Claim Code.

Expired Subterra codes

  • CRASHFIX? - 280x Chrono Shards
  • LUNAREVENTS - 280x Chrono Shards
  • UPDATE1.3 - 140x Chrono Shards
  • 8KMEMBERS - 280x Chrono Shards
  • 3MVISITS - 280x Chrono Shards
  • BETTERTOGETHER - 280x Chrono Shards, 10,000x Gold, Double EXP (30 minutes)
  • BETTERSTORAGE - 280x Chrono Shards, 10,000x Gold
  • 6KMEMBERS - 280 Chrono Shards
  • 100KFAVS - 140x Chrono Shards, Double EXP (30 minutes)
  • PATCH104 - Double EXP (One hour)
  • HOTFIX102 - 280x Chrono Shards, Frozen Key
  • MAJORUPDATE - 420x Chrono Shards
  • 20KLIKES - 420x Chrono Shards
  • 2MVISITS - 420x Chrono Shards

There are plenty of expired Subterra codes already, showing that they are invalidated after a while. To make sure you don't miss out, you should redeem all of the current codes as soon as possible, and return to this list regularly.

© GamesRadar+. Not to be reproduced without permission.

Danielle Rose
Danielle Rose
Guides Writer

After studying Music and Lifestyle journalism and writing a column for a stylish lifestyle magazine in her hometown of Brighton, Danielle finally found her feet writing about videogames for WePC in 2021. She then honed her guides writing skills at PCGamesN between 2022 and 2026, when she took those skills to GamesRadar as a Guides Writer. Danielle's guides are a safe space - she definitely got stuck before you did, which is why she's perfect for the job. When she's not replaying the Silent Hill games or a more up-to-date single-player horror game, you'll find her fighting for her life in Dead by Daylight, tending to a garden in Stardew Valley, or doing both in Minecraft.

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