Turn Danger Zones off on the Stage Select screen.

Have your first fight outside of Training or Versus modes.

Completed the mission "Where Angels Fear To Tread"

Completed the mission "The Once and Future Slab"

Reached level 25

You pulled off 3 Direct Tag Assaults.

Tipped Moxxi $10,000

Completed the mission "Rising Action"

Killed a Constructor without it ever building another bot

Completed 20 side missions

Purchased 5 items from the black market

Completed the mission "Hunting The Firehawk"

Phaselocked 100 enemies