Merge Tower Defense blends tower defense with merging mechanics to create a unique challenge. You build and merge towers to stop endless waves of zombies. Using Merge Tower Defense codes gives you free Diamonds, the in-game currency needed to buy stronger weapons and upgrade your defenses. These codes help you get a boost without grinding too long, making it easier to survive tougher waves and bosses.
Checked and verified on May 17, 2026 (Today)
DAMAGERAIDYou get Free Rewards
VOIDAWAKENINGYou get 1000 gems
SAFEGUARDPROTOCOLYou get 500 gems
HappyHalloweenYou get 1000 Diamonds
UPD6.0You get 1000 Diamonds
BiotrixYou get 500 Diamonds
HellGuardYou get 500 Diamonds
AegisYou get 500 Diamonds
CorruptorYou get 500 Diamonds
GenesisYou get 1000 Diamonds
MTD1KYou get 1000 Diamonds
TY20MYou get 1000 Diamonds
WelcomeYou get 500 Diamonds
DiscordMembersYou get 1000 Diamonds
How to Redeem Merge Tower Defense Codes
There are no special requirements to redeem codes in Merge Tower Defense. Just follow these simple steps to claim your rewards.
- Launch Merge Tower Defense in Roblox.
- Click the ABX button at the top right corner of the screen.
- Enter your active code into the Redeem a Code box.
- Click Redeem to receive your Diamonds instantly.
If you like tower defense strategy, check out these genre-similar picks for extra fun: Anime Shadow codes and Anime Simulator codes.
These codes are expired and no longer work.
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Why Codes Might Not Work
If a code doesn’t work, it’s usually because:
- The code has expired and is no longer valid.
- The code was entered incorrectly; copying and pasting helps avoid typos.
Make sure to redeem codes as soon as possible since they often have limited time availability.
What Rewards You Normally Get?
Codes in Merge Tower Defense mainly grant Diamonds, the key currency for upgrading and buying towers. Here is a quick overview of what you get:
| Reward Type | Description |
|---|---|
| Diamonds | The main currency used to purchase and upgrade towers, helping you build stronger defenses faster. |
Most codes give between 500 and 1,000 Diamonds. These Diamonds let you unlock powerful weapons and merge towers more quickly, which is essential for surviving higher waves and bosses.
Where to Find New Merge Tower Defense Codes
New codes for Merge Tower Defense are mostly released by the developer on the official Discord server, especially in the #announcement channel. Codes often drop around game updates or special events. Following the developer’s socials listed below also helps catch fresh codes quickly.
We keep track of these sources and update this page as soon as new codes drop. Bookmark this page or follow our channels to get the codes right away.