Game interface Language: English
Four ninjas, four colors.
They live in tubes, and need your help to train for self-protection.
The enemy is approaching and their place is not safe anymore.
The enemy will attack inside each tube and their weakness is the skin color of four ninjas, which will destroy the enemy only if its combined with the tube color.

Ninjas are waiting for you...

Operating System: Android Gingerbread (2.3) - Nougat Marshmallow (7.0) or later