Discovered all named locations in Three Horns, Tundra Express, and Frostburn Canyon

Killed a Constructor without it ever building another bot

Phaselocked 100 enemies

Completed the mission "Hunting The Firehawk"

Reached level 10

Completed the mission "Plan B"

Purchased 5 items from the black market

Completed the mission "Best Minion Ever"

Killed a flying enemy with a thrown Tediore weapon

Reached level 5

Achieve a kill chain of 10 or more in any Advanced Co-Op mission.

Complete Mission 9 on any Difficulty in single player