The survival

Click on the character you want to play

Space button for Knife, or shooting (Girl, boy)
Space button to be invisible (Dinosaur)
Left, Right, Up, or Down arrows to move character
H button to be invisible for seconds (Girl, Boy)
C to control a bullet/ knife for seconds  (Bat)
F to shoot (Bat)

Notes:

Only one character can't be killed by others and can kill without a weapon.

Every character can't be killed by one or more objects

When you get to level 4 you earn some lives