Complete the following tasks to unlock PlayStation 3 trophy rewards.

Trophy	How to unlock
Flower Power (Silver)	Complete a level without any monster getting killed.
I Did It My Way (Bronze)	Complete a level with 15 or more character deaths.
Survivor (Bronze)	Survive a level other than Astral Academy without any deaths.
The Cool Way (Silver)	In a single level, kill one monster by jumping on it with the Knight, one with the Wizard's abilities and one with the Thief's grappling hook kick.
Whackwhackwhack (Bronze)	Kill at least 5 monsters in 3 second.