Slime Legion is a refreshing mashup of a 'Match-3' puzzler and a 'Tower Defense' game. Instead of just placing towers, you are merging adorable slimes on a grid to create more powerful units. This puzzle-driven defense adds a layer of strategy that is often missing from standard TD titles. You have to decide when to merge for power and when to keep units spread out for better coverage.
The rogue-lite elements are excellent; after each wave, you choose from three randomized power-ups that can fundamentally change your build. The art style is colorful and full of personality, with each slime tier having a distinct and charming design. What I found most impressive was the pacing; the game respects your time with fast rounds while offering deep tactical choices. It’s highly addictive and provides that perfect 'just one more wave' feeling. It’s a top-tier choice for fans of both puzzle and strategy games.
Available on: iPhone, iPad, iPod
Version 3.10.0Fri Jan 30 2026
1. [New Hero · Teresa] Coming Soon
2. [New Lord · Laxian] Coming Soon
3. [Path of Fortune] Opening Soon
4. [Sweet Workshop] Opening Soon
5. [Spring Festival Match] Coming Soon
6. [Spider Emperor Wish] Opening Soon
7. [Lantern Delivery] Opening Soon
8. Detail improvements & bug fixes
The peaceful monster forest has been invaded by brutal heroes!
Become a heroic big devil!
Guard the peace of the forest!
Merge your monsters!
Set up your favorite lineup!
Protect your castle!
Destroy all invaders!
~~Addictive merge game~~
~~Powerful tower defense game~~
~~ Roguelike skill selection~~
~~Super addictive casual game~~
~~Simple and interesting strategy gameplay~~
Strengthen your monsters and evolve into invincible soldiers!
Requires iOS 13.0 or later. Compatible with iPhone, iPad, and iPod touch.The peaceful monster forest has been invaded by brutal heroes!
Become a heroic big devil!
Guard the peace of the forest!
Merge your monsters!
Set up your favorite lineup!
Protect your castle!
Destroy all invaders!
~~Addictive merge game~~
~~Powerful tower defense game~~
~~ Roguelike skill selection~~
~~Super addictive casual game~~
~~Simple and interesting strategy gameplay~~
Strengthen your monsters and evolve into invincible soldiers!














Step into the whimsical world of Slime Legion, where strategy meets puzzle-solving. In this innovative rogue-lite tower defense game, you must defend your base by merging slimes on a grid. Combine units to evolve them into powerful warriors with unique abilities. Every match is a new challenge as you navigate randomized power-up choices and face off against waves of quirky enemies and massive bosses. With its charming art style, deep tactical layers, and satisfying progression, Slime Legion offers a fresh and fun take on the genre. Build your ultimate slime army and save the kingdom!
Unique merge-based tower defense combat
Dozens of unlockable and upgradable slimes
Rogue-lite power-up system for every run
Charming and vibrant character designs
Challenging boss battles and infinite modes
Don't merge everything immediately. Having five Level-1 units covers a much larger area of the battlefield than one Level-2 unit. Wait until your board is nearly full or you encounter a high-health boss before consolidating your forces into high-powered defenders.
Pay attention to the 'Tag' system on your power-ups. If you have several slimes with the 'Poison' tag, prioritize picking upgrades that increase poison damage or duration. Building a cohesive synergy is the only way to survive the 'Nightmare' difficulty levels.
The 'Wizard Slime' provides excellent area-of-effect damage, which is vital for clearing the massive swarms in the mid-game.