Defeat an enemy ship without dealing the finishing blow with lasers or missiles

Buy an item from a merchant's VIP stock

Disable an alarm using a security terminal while the alarm is active

Acquire a blaster, a starship, and a speeder

Throw an enemy over a ledge. (Single Player)

Smash an enemy's face into a wall. (Single Player)

Land a Viewtiful Combo. (Arcade/online only)

Kill an enemy with the sniper rifle

Kill 1,000 total enemies

Kill an enemy with a manually guided missile

Kill an enemy with the grenade launcher

Kill an enemy with the heavy gun

Use the flamethrower