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