How about Playing Mayhem Area? In this game you have to survive by killing zombies. Make good use of the help, the ammo is very limited!
W to Jump A to Left D to Right Left Click to Fire
Chris
Among
Wizar
Sweet
World
World
Abstr
Raid
Fish
Deskt
Build
Happy
Fall
Super
Happy
Falli
Black
Trick
Spide
Perfe
Boxki
Impos
Goku
Bubbl
Bonny
Pure
Picni
Super
Happy
Magic
Mommy
Repai
Road