Knack PS4 secret trophies.
Carry out the following tasks to get the corresponding trophies:-
King of Battle Achieve five-star ranks in all Coliseum Attack stages.
Knack Master Complete all chapters on Very Hard difficulty.
Perfect Action Complete a stage without taking any damage on Hard difficulty or above.
Speed King Achieve five-star ranks in all Time Attack stages.
Crystal Relic Master Unlock all upgraded Knack characters.
Gladiator Complete a Coliseum Attack stage.
Guardian Badge Defeat the Chapter 13-5 boss.
Relic Runner Complete a Time Attack stage.