Defeat Stabby's Final Form
Defeat Stabby's 3rd Form
Defeat Stabby's 2nd Form
While stopped during a task, don't let a single zombie reach your vehicle's hood
Weaken a hood grappling zombie with 1 weapon, then quickly switch to another weapon to finish it off with one shot
Unlock this medal to learn its secrets!
Used FREEZE TIME power-up.
Used time revertion system.
Used INVULNERABILITY power-up.
Killed a total of 1,000 enemies.