Kill 10 enemies with Melee

Complete Mission on any difficulty: Discovery

Complete Mission on any difficulty: Sanctuary

Escape the Town

You killed a Rockstar in multiplayer.

Kill 10 enemies while the lights are out in the subway in 'Eviction'.

Burn an enemy out of a tree with the flamethrower in 'Hard Landing'.

You have completed the story.

You completed the mission "That Special Someone".

You completed the mission "Museum Piece".

You completed the mission "Roman's Sorrow".

You were invited into your girlfriend's house.

You have completed the first mission.