How about Playing Mayhem Area: Squid Wars? 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
Prett
Angry
Quick
Princ
Hold
Color
Conne
Crazy
Highw
Fruit
Cut T
Easte
Snori
Speed
Candy
Zombi
Crypt
A &
Bubbl
Color
Escap
Zombi
Ballo
Juicy
Flapp
Wild
I'm A
Toy S
Monst
Big F
Ten
Abc J
Fall