Took down 50 Grenadiers.

Get a hit with the first pitch of the game.

Picked up 50 health packs.

Performed 50 critical hits on enemies.

(Online) Got highest score on the score screen at the end of the game.

Got highest collectables count on the results screen.

(Online) Played your first online game.

Completed all trap rooms in a level without losing a life.

Picked up 50 weapon charges.

Completed a trap room without losing a life.

Donated 1 life to a team mate.

(Online) Was the only surviving player in the team.