Campaign: 50 kills with sniper rifles

Campaign: destroy 1 satellite uplink

Campaign: finish Cold War

Campaign: finish Operation Aurora

Took down your first Big Daddy in a non-private match.

Became a Big Daddy for the first time in a non-private match.

Headed to the surface on the side of Sinclair's escape pod.

Maxed out one Research Track.

Fully upgraded to the maximum number of Plasmid Slots.

Fully upgraded one Plasmid to the Level 3 version.

Killed 50 enemies using only hacked Security.

Got through a Gather with no damage and no one getting to the Little Sister.