Kill 4 enemies with the same Ripper blade

Get through the first Zero-G area

Use Quick Heal ten times (single player only)

Get your first Suit

Gain the loyalty of the thief

Retrieve mineral resources by scanning and probing a planet in the galaxy map

Unlock 15 new Mass Effect 2 codex entries

Make 20 enemies scream as they fall or are set on fire

Return to active duty

Save your crew from an overwhelming attack

Achieve level 30 as a hero mentored by Batman

Achieve level 10 and gain the Controller Role