nice variety-good concept- fun!
Addicting and FUn!
I never want to stop playing this game. Having more than one way to play helps keep it fresh, and keep me playing.
Did i mention that I'm super addicted to this game?
Off to play more!
This game is SICK! I'm a doctor don't worry anyway I got every achievment every upgrade every weapon LOVE this game any plans on a sequel I hope so... and where can I find number 1?
Very fun game, very addicting. I played for hours on end.
AWESOME GAME! Can't stop playing :D