Train troops and fire at will to protect your camp from hordes of mad zombies.
Mouse - Aim / Fire. X - Grenade. Z - Sight Mode. Spacebar - Command points. A,D / Left, Right Arrow Keys - Select current unit type. W, S / Up, Down Arrow Keys - Choose creation line. 1-7 - Select weapons. Q, E - Switch weapons. M - Change fire mode. R - Reload.