Gaming Codes

Mutant Plants Base Defense Codes (September 2026)

Redeem these codes for free Gems, Grenades, and Secret Fruits, and check back often for the latest working list.

Redeem these codes for free Gems, Grenades, and Secret Fruits, and check back often for the latest working list.

Image source: Roblox

Mutant Plants Base Defense drops you into wave after wave of mutant plant attacks, and staying ahead of them means having enough Gems, Grenades, and Secret Fruits on hand. Redeem codes give you a shortcut to all three, letting you roll for stronger plants, buy Mutation-granting fruits, and stock up on emergency firepower without grinding through matches first.

Working Mutant Plants Base Defense codes

Enter these codes in the game’s Codes menu to claim Secret Shards, Grenades, Gems, and Fruits.

  • UPD86324562 — 15 Secret Shards NEW
  • UPD195262 — 15 Secret Shards NEW
  • BUGFIX5452197 — 20 Secret Shards NEW
  • BUGFIX74656 — 20 Secret Shards NEW
  • BUGFIX045214 — 10 Shadow Grenades NEW
  • BUGFIX051223 — 10 Shadow Grenades NEW
  • BUGFIX05549 — 10 Shadow Grenades
  • BUGFIX0983 — 10 Shadow Grenades
  • RELEASE1 — 500 Gems
  • BUGFIX000 — 200 Gems
  • BUGFIX999 — 200 Gems
  • BUGFIX785 — 200 Gems
  • RELEASE — 100 Gems
  • UPD1665452 — 10 Frozen Grenades
  • UPD6512356 — 10 Flame Grenades
  • RELEASE2 — 10 Void Fruits
  • RELEASE3 — 10 Reversion Fruits
  • BUGFIX56954 — 5 Shadow Fruits
  • BUGFIX652 — 5 Void Fruits
  • BUGFIX154 — 5 Venom Fruits

Redeeming the full list gets you over 1,200 Gems, a stack of Frozen and Flame Grenades, 20 Shadow Grenades, plus fruits covering Void, Shadow, Venom, and Reversion mutations. Codes are case-sensitive, so copy them exactly as written above rather than retyping them.


How to redeem codes in Mutant Plants Base Defense

Launch Mutant Plants Base Defense on Roblox and wait until you land on your base.
Click the Shop button on the left side of the screen.
Select the Codes option, or scroll to the bottom of the Shop menu where the codes text box appears.
Paste a code into the box exactly as shown, since capitalization matters.
Press Verify. Your Gems, Grenades, or Fruits balance updates immediately, confirming the code worked. Repeat the process one code at a time for each entry on the list.

What to spend Gems and Fruits on

Gems earned from codes can be spent directly on Secret Fruits, each carrying a different chance to apply a Mutation to a plant.

FruitGem costMutation chance
Reversion Fruit400 Gems100% restores a plant to its original state
Void Fruit180 Gems7% Bomb Mutation
Shadow Fruit150 Gems9% Dark Mutation
Venom Fruit90 Gems11% Venom Mutation
Flame Fruit70 Gems13% Fire Mutation
Frozen Fruit50 Gems15% Frozen Mutation

Void Fruits and Shadow Fruits tend to offer the strongest payoff for their cost since Bomb and Dark Mutations hit harder than the cheaper options. Gems can also go toward base upgrades in the Upgrade Zone, including Damage Boost, Attack Speed, Attack Range, Diamond Drop, Wins Boost, Luck Boost, and Unit Slots, each priced between 20 and 25 Gems. Grenades don’t need to be purchased at all; redeemed Flame and Frozen Grenades apply burning damage or freeze enemies in place, and can be equipped from your Backpack under the Fruits or item tab alongside redeemed fruits.


Expired codes

No Mutant Plants Base Defense codes have expired so far. Every code released since launch is still redeemable, though that can change once a new update or milestone rolls out, so claim the active list above before it does.


Where new codes get announced

New codes typically go live around content updates and player-count milestones. The official Mutant Plants Base Defense Discord server is where the developers post them first, and the game’s Rainbow Isle Base community page on Roblox also carries update notes worth checking after a patch.

Bookmark the active code list above and revisit it every few days. As soon as a fresh batch appears, it gets added here with the exact rewards attached.