Get hand picked for Shepherd's elite squad.

Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.

Complete 2 missions for the Red Faction.

You completed the mission "I'll Take Her".

You completed the mission "Museum Piece".

You flew under all the main bridges in the game.

You were invited into your girlfriend's house.

You successfully lost a 4 star wanted rating.

You unlocked the special ability of Roman's taxi.

You killed 5 opposing team members.

You killed a Rockstar in multiplayer.