On PC:
WASD — move
Mouse — look around and shoot
1 / 2 / 3 — switch weapons
4 — throw a grenade
5 — throw a cat
E —pick up items
R— reload
Space — jump
On mobile:
Use the left joystick to move
Swipe the right side of the screen to look around
Tap on-screen buttons to jump, pick up items, and perform other actions