In Knifer you have to kill as many floating faces you can with your sharpened knives. Do not miss them to many times though, otherwise you lose!
Break
Skate
Princ
Const
Merma
Goril
Poop
Jimmy
Pop S
Ketch
Elsa
Smile
Super
Motor
Doubl
Cutie
Alien
Plane
Rinos
Candy
Nutme
Fitne
Arrow
Ben 1
Pixel
Lovel
Plant
Poly
Dropp
Mega
Rescu
Squid
Super