Here is the full list of all 28 AXES (EU) trophies - there are 8 bronze, 13 silver, 6 gold and 1 platinum.
Obtain all trophies
Die 99 times
Die 72 times
Complete gold league
Get 11 abilities in one game session
Open 10 chests
Complete silver league
Get character level 10 in game menu
Equip 2 rings
Die 25 times
Enhance item
Complete bronze league
Get level 10 in-game
Collect 500 pink gems
Open first violet chest
Open 5 chests
Get character level 5 in game menu
Collect 250 pink gems
Finish 1 arena
Get character level 3 in game menu
Get 6 abilities in one game session
Collect 100 pink gems
Perform triple-kill
Get level 5 in-game
Finish 1 stage
Open first chest
Get 2 abilities in one game session
Get level 3 in-game