Updated Feb. 13, 2025: Added a new code!
Life as a slime isn’t easy, especially when adventurers are constantly trying to take you down. To survive in Slime Castle, you’ll need all the help you can get. That’s where promo codes come in.
All Slime Castle codes list
Active Slime Castle codes
- SLIME666—Redeem for 200 Gems and 10 Epic Keys (New)
Expired Slime Castle codes
- There are currently no expired Slime Castle codes.
How to redeem codes in Slime Castle
Here’s a guide on redeeming codes for Slime Castle (Android / iOS).
Step 1: Launch Slime Castle on your device.
Step 2: Press the Settings
button located in the top right corner of the screen.
Step 3: Press the Redeem Code
button.
Step 4: Enter the code in the pop-up text box.
Step 5: Hit Confirm
to claim your rewards.
Don’t forget to explore other mobile games for more freebies, such as the Legend of Mushroom codes article.