Complete the following tasks to unlock Vita trophy rewards.

Trophy	How to unlock
Collector (Bronze)	Acquire all special weapons.
Invincible (Bronze)	Complete a floor without taking damage.
Jack of All Trades (Silver)	Beat normal mode with all characters.
Monster Hunter (Silver)	Kill all bosses in game.
Night Vision (Bronze)	Survive a dark floor.
Not even worth it (Bronze)	Let a boss die to a poison.
Pacifist (Bronze)	Complete a room without attacking.
Padded (Bronze)	Have more armor than health.
ParaNUT (Gold)	Complete all in-game unlocks.
There's More? (Silver)	Figure out how to get to 8th floor.
True victory (Silver)	Complete hardcore mode 5 times.
Victory! (Bronze)	Beat normal mode.