Get the 13th level

Take a leap of faith

Get all the weapons

Get all other trophies.

Argue with Miss Bergstrom.

Get 500 revives (Ranked Match)

Deliver stamped travel documents to the Underground in exchange for medicine

Playing Andre VS Luke or Luke VS Andre, both reach the final round but you win the match

Kill 10 aliens with Trip Mines

Use an Upgraded Auto Turret item. (Single Player)

Beat Don Santos with Mark in Single Mode to unlock Don Santos

Hit all gates in a free-fly segment.

Lazy player.