Enjoy strategy game with rainbow friends. Survive and unlock 100 doors.

Rainbow Friend 100 Doors is a free strategy game for everyone.
Explore the world of 100-door color monsters with wonderful battles and collect all of them! Become a strategist, a collector and a 100 doors master. Make the strongest army of fearful monsters and you can see the light at the end of the tunnel.

Make monsters stronger by merging and earning more gems. The same monsters is necessary for merging, then they get bigger and more powerful! Get ready for 100 doors and interesting rules of battle in this game: Rainbow Friend 100 Doors.

Quickly synthesize your rainbow monsters into the giant. The higher the level of the monsters, the stronger the attack and defense. This is the most important skill in this game, please master it. Reasonable placement of rainbow monster with different attributes can help you win easily. React and think quickly. Use your strategy and tactics to win the battle and move to the next level.