Kill 30 Enemies with the T-Bolt Sniper

Kill 30 Enemies with the Mk-NDI

Kill 30 Enemies with the G-MAL

Successfully Counter all of a Brute's Damage-Giving Attacks

See Johann's name in the ending credits

Defeat 20 Enemies with Hand-to-Hand Combat

Finish the Game on Easy Without Changing the Difficulty

Kill 30 Enemies with Mk-NDI Grenades

Complete the mission "Toil And Trouble".

Reach level 25.

Complete the mission "The Man Who Would Be Jack".

Purchase 5 items from the Black Market.

Give Claptrap a high-five.