Completed Mission 06 in campaign mode.

Obtained 5 or more aircraft.

Obtained a total of 15 aircraft, special weapons, and upgrade parts combined.

Win the 'Red Hills Cup' Event in Tour on Gold Star difficulty.

Sink the Hrimfaxi.

Expand inventory slots to max.

Escape from the sewers.

Escape the police station.

Shoot Tyrant's hat off his head.

Paralyze a licker's sense of hearing.

Destroy a Mr. Raccoon.

Increase your inventory slots.

Customize a weapon.