Universal Tower Defense Codes will earn you free Rerolls and Gems, which will help you build the ultimate team of heroes inspired by some of the most popular animes. In this Roblox tower defense experience, you'll need to fend off waves of enemies, all while completing daily, weekly, and personal quests.
Don't like your crew of anime-inspired icons? Use your Gems to summon characters that range from Rare all the way to Mythic and Secret. The better the unit, the easiest you'll be able to defend your base.
Working Universal Tower Defense Codes (December 2025)
Use these currently active codes:
- ThankYou100k - Free Trait Rerolls x100 (Must reach level 50 to redeem)
- HereyougoEA! - Free Gems x2,000 Gems, Trait Rerolls x20 and Stat Locks x5 (Only available to Early Access Players)
- ThousandsOfCodes! - Free Gems x800 and Trait Rerolls x15 (Must reach level 5 to redeem)
- MaxedOut! - Free Gems x600 and Trait Rerolls x10 (Must reach level 5 to redeem)
- SixSeven! - Free Trait Rerolls x67 (Must reach level 15 to redeem)
- FixingBugs! - Free Gems x450 and Trait Rerolls x25
- 75kLikes! - Free Gems x400 and Trait Rerolls x10
- NumberOne! - Free Gems x500 and Trait Rerolls x15
- Universal! - Free Gems x450 and Trait Rerolls x15
- Mainstream! - Free Gems x450 and Trait Rerolls x15
- ThankYouUTD! - Free Gems x400 and Trait Rerolls x5
- THANKYOU! - Free Gems x400
- RELEASE! - Free Gems x400
- UNRIVALED! - Free Gems x200 and Trait Rerolls x5
Expired Universal Tower Defense Codes (December 2025)
These codes for Universal Tower Defense have now expired and can no longer be used:
- 40kCCU!
How to Use Universal Tower Defense Codes
Ready to redeem the codes above? Here's what you need to do:
- Load up Universal Tower Defense on Roblox
- Look for the blue icon on the right side of your screen, which says "Codes"
- Copy the code from this article and paste it into the "Enter code here" bar
- Click "Redeem"
Why Isn't My Code for Universal Tower Defense Working?
When a code doesn't work for Universal Tower Defense, it's usually because of two reasons:
- The code for Universal Tower Defense has expired
- There's a spelling mistake or an additional space in the code
Codes for Roblox experiences are typically case-sensitive, so the best way to ensure you've got a working code is to directly copy it from this article. We check all codes before we upload them, so you can guarantee they're working. Just double-check that you haven't copied over an extra space!
How to Get More Codes for Universal Tower Defense
We regularly check and test new codes for popular Roblox experiences, so the best way to get more codes for Universal Tower Defense is to visit this article. But if you want to search for codes yourself, the best place to go is the Universal Tower Defense Discord.
When Is the Next Update or Event in Universal Tower Defense?
Universal Tower Defense is currently celebrating its release and the team behind it are hard at work releasing small and updates and fixes at the moment. If you login daily during the Release event, you'll be able to claim Release Rewards earning you a Rogue Oni Limited-Time Exclusive unit on Day 7. As soon as a new event is announced, we'll be sure to add it to this article.
Lauren Harper is an Associate Guides Editor. She loves a variety of games but is especially fond of puzzles, horrors, and point-and-click adventures.
