Here is the full list of all 13 Double Dragon Neon trophies - there are 9 bronze, 3 silver and 1 gold.
Finish every stage cooperatively on Double Dragon difficulty with friendly fire enabled!
Max out every song to level 50!!
Finish every stage solo on Double Dragon difficulty!
Complete any level in co-op without taking any damage... with friendly fire enabled!
Nail all enemies with the hair pick
Break all the Skullmageddon monitors in the Rocket Dojo
Complete any level without taking damage
Befriend everyone's most favoritest helpful character!
Become the hidden idol!
Defeat Skullmageddon!
Use every weapon once
Dodge and get the Gleam 50 times
Upgrade a song at the Tapesmith