Lenny will appear in Mech City as a boss if any player, while progressing through the Galactic Fleet storyline, chooses to side with the Destroyer and kill all of humanity. Captain Atlas will get mad at you and rush off to defeat the Destroyer himself. Once you arrive in Mech City, Lenny will describe what happened before he begins to attack: * "Atlas defeated the Destroyer, but he died in the process..." * "I never got to tell him how I felt. I... I won't let YOU sabotage the Galactic Fleet, TRAITOR!"