A free program for Android, by WeMaster Games.

Chainsaw Guy: Merge Run 3D is a fast-paced action game with an intuitive control scheme and an engaging level design that will keep you entertained for many hours. It’s a game where you need to use all your skills to defeat the enemy, so make sure to use them wisely!

In this game, you will have to run, fight, and merge along the way. All the way, you will have to face different enemies, so be ready to defeat them. This will make you stronger, and it will also give you the ability to use all the different powers that you have collected along the way.