Merge Tower Defense Codes (October 2026)
Merge Tower Defense codes drop free Diamonds and gems your way, and those Diamonds are exactly what you need to craft the premium towers that carry you through the rough stretches. Some codes pay out a thousand at a time, others land you a smaller top-up, but it all adds up fast.
The game itself is a blend of tower defense and merge tycoon, so you’re buying towers, collecting Energy to earn Money, and fusing weaker units into stronger ones while endless zombie waves keep pushing toward your base. It gets addictive quickly, and the later Days can really test your setup. Free Diamonds let you skip some of the grind and stock up on the heavy-hitting weapons that turn a losing run around. Redeem the codes below while they’re still live, since these tend to stop working once the next update rolls out.
Quick Answer: 17 active codes are live for Merge Tower Defense as of this update. Copy each one from the table; they’re case-sensitive.
Newest on the list: CHESTS.
Working Merge Tower Defense Codes
Every Merge Tower Defense code in this table is live as of the latest check. Use them before the next rotation clears them out.
| Code | Rewards |
|---|---|
CHESTSNEW | Freebies |
DAMAGERAIDNEW | Freebies |
Happy HalloweenNEW | 1000 Diamonds |
VOIDAWAKENING | 1000 gems |
SAFEGUARDPROTOCOL | 500 gems |
TY20M | 1000 Diamonds |
MTD1K | 1000 Diamonds |
Biotrix | 500 Diamonds |
HellGuard | 500 Diamonds |
Genesis | 1000 Diamonds |
Corruptor | 500 Diamonds |
Aegis | 500 Diamonds |
UPD6.0 | 1000 Diamonds |
Welcome | 500 Diamonds |
DiscordMembers | 1000 Diamonds |
dude | Redeem code for Diamonds |
arcane | Redeem code for Diamonds |
How to Claim Merge Tower Defense Codes
There’s just the one place to enter Merge Tower Defense codes. Steps below:
- Open Merge Tower Defense through the Roblox Launcher.
- Tap the Codes icon located at the top right side of the screen.
- Enter the working code into the ‘Redeem a Code’ section.
- Press ‘Redeem!’ to collect your rewards.
Where to Find the Latest Merge Tower Defense Codes
Flip on notifications in the Merge Empire Discord if you want codes the moment they land, that’s usually where new ones surface first, typically alongside an update or once a player milestone gets hit. The studio’s Roblox group is worth watching too, and since this page gets refreshed daily, anything that slips past you there will show up on the list here anyway.
Expired Merge Tower Defense Codes
No expired codes tracked yet.
Can I earn money and Gems offline in Merge Tower Defense?
Yes, progress does accumulate while offline, though the payout rate is quite small at the moment. Remaining logged in and idling in-game gives a better return, including extra free Gems, compared to closing the game entirely.
How do I defeat bosses in Merge Tower Defense?
Bosses come down to raw damage output. Dreads and Destructors are the strongest picks, while Ghost Eyes work well as an alternative if your in-game cash reserves are running thin.
Why Are My Merge Tower Defense Codes Not Working?
First make sure the code matches exactly what is listed, including spelling and capitalization. Using the copy option removes the risk of a typo from manual entry. When a correctly pasted code is still rejected, it has most likely expired.
