Universal Tower Defense codes (March 2026) for free Gems and Rerolls

Universal Tower Defense codes will provide you with an exceedingly generous boost, as you summon units to fight off waves of enemies in strategic battles. You'll need to level up your units and experiment with the best placements, maximizing their efficiency in defending your bases.

The promos available will substantially increase your balance of Gems, so you can immediately get spending them on important items, while a large number of free rerolls means you have a better chance of beating the RNG odds in this Roblox experience. If you're ready to fight, then here are the codes for Universal Tower Defense and how to redeem them.

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 Universal Tower Defense codes

The following Universal Tower Defense codes can be claimed for rewards:

• SubscribeToUniversalTowerDefense! – 5,000 Gems, 50 Trait Rerolls, 25 Stat Rerolls [Level 10 required]
• DevelopmentNews! – 1x every Etherealization Shard, 50x Trait Rerolls, 10,000 Gems [Level 10 required]
• NotPerfect! – 1x every Etherealization Shard, 25 Trait Rerolls [Level 5 required]
• PerfectBuffs – 50x Trait Rerolls, 25x Stat Rerolls [Level 15 required]
• Perfectionist – 100x Trait Rerolls, 10,000 Gems, 25,000 Gold [Level 15 required]
• AndroidGames! – 25x Trait Rerolls, 50x Stat Rerolls, 25x Stat Locks [Level 15 required]
• I Have A Wish! – 2,500 Gems, 1x every Etherealization Shard, 2x every Evo Fragment [Level 20 required]

Right now there are a few codes for Universal Tower Defense, which provide a variety of rewards including the Etherealization Shards and Evo Fragments. In general, these promos will provide Gems, which can be spent on fresh purchases, plus Trait Rerolls along with Stat Rerolls and Locks, giving you more chances with the RNG to get better rewards.

How to redeem Universal Tower Defense codes

To redeem Universal Tower Defense codes you simply need to hit the Codes icon on the right hand side of the screen, which will open up the Codes menu screen. From there, use the Enter Code Here text box to type in the promos then press the Redeem button to claim them. Keep in mind that codes in Universal Tower Defense are case-sensitive, so you need to enter them exactly as written including any punctuation otherwise you'll receive an error message.

Expired Universal Tower Defense codes

• Update1Reveal! – 10,000 Gems, 50 Trait Rerolls [Level 20 required]
• PollsUpdate1! – 50 Trait Rerolls [Level 10 required]
• WinterPatch26 – 20 Trait Rerolls, 5,000 Ice Gifts [Level 15 required]
• WhiteRoseOps – 50 Trait Rerolls, 25 Stat Rerolls, 10 Stat Locks [Level 25 required]
• StepUp! – 10,000 Gems [Level 20 required]
• Engage! – 30,000 Ice Gifts [Level 15 required]
• SorryForTheDelayGuys! – 50 Trait Rerolls, 5,000 Gems [Level 5 required]
• AUniversalWinter! – 2,500 Ice Gifts, 30 Stat Rolls, 15 Stat Locks
• WinterUpd – 25 Trait Rerolls, 5,000 Ice Gifts [Level 15 required]
• WinterTIME! – Winter Lobby OST, 25 Trait Rerolls, 5,000 Ice Gifts, 15,000 Gold [Level 25 required]
• ThankYouForOneMonth! – 50 Trait Rerolls, 7,500 Gems, 15,000 Ice Gifts, 25 Stat Rerolls, 10 Stat Locks
• ILoveWinter! – 100 Trait Rerolls [Level 25 required]
• WinterPolls – 50 Trait Rerolls, 20 Stat Locks, 50 Stat Rerolls [Level 20 required]
• Update 0.5 – 25 Trait Rerolls, 5,000 Gems [Level 5 required]
• NewYear26! – 50 Trait Rerolls, 30 Stat Rerolls, 15 Stat Locks [Level 50 required]
• PeroxideUpd! – 25 Trait Rerolls, 2,500 Gems, 10,000 Gold [Level 15 required]
• SmallGift – 10 Trait Rerolls, 1,000 Gems
• InterestedIn0.5! – 25 Trait Rerolls [Level 15 required]
• ThankYou30M – 500 Gems, 15 Trait Rerolls [Level 15 required]
• MaintenanceTomorrow_0.5! – 50 Trait Rerolls
• MerryChristmas – 100 Trait Rerolls, 10 Stat Locks, 50 Stat Rerolls
• YT10k! – 2,000 Gems
• UnrivaledIsAlive – 800 Gems, 20 Trait Rerolls [Level 15 required]
• ThankYouFor150k – 1,500 Gems, 50 Trait Rerolls [Level 50 required]
• ThankYou100k – 100 Trait Rerolls [Level 50 required]
• HereyougoEA! – 2,000 Gems, 20 Trait Rerolls, 5 Stat Locks
• ThousandsOfCodes! – 800 Gems, 15 Trait Rerolls [Level 5 required]
• MaxedOut! – 600 Gems, 10 Trait Rerolls [Level 5 required]
• SixSeven! – 67 Trait Rerolls [Level 15 required]
• FixingBugs! – 450 Gems, 25 Trait Rerolls
• 75kLikes! – 400 Gems, 10 Trait Rerolls
• NumberOne! – 500 Gems, 15 Trait Rerolls
• Universal! – 450 Gems, 15 Trait Rerolls
• Mainstream! – 450 Gems, 15 Trait Rerolls
• ThankYouUTD! – 400 Gems, 5 Trait Rerolls
• RELEASE! – 400 Gems
• THANKYOU! – 400 Gems
• UNRIVALED! – 200 Gems, 5 Trait Rerolls
• 40kCCU! – 4,000 Gems, 40 Trait Rerolls
• SorryEA2! – 5,000 Gems
• SorryEA! – 100 Trait Rerolls
• ThankYouEA! – Rewards

There are now quite a few expired Universal Tower Defense codes, as since moving beyond the Early Access period many of the promos released only have a short validity period. This means you should claim any active codes as soon as possible, as they generally won't be around for long.

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