Here is the full list of all 29 Double Dragon: Neon achievements.
Max out every song to level 50!!
Finish every stage cooperatively on Double Dragon difficulty with friendly fire enabled!
Defeat 4 enemies with a single bat swing!
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
Complete any level without taking any damage
Max out a single song to level 50
Complete the game without using any Sosetsitsu!
Break all of the Skullmageddon monitors in the Rocket Dojo
Beat every level as a Ro-bro
You got 50000 on Double Dragon!?
Catch a boomerang thrown by your bro!
Hit Skullmageddon with a hair pick
Collect one of each mix tape song
View all pages of the concept art gallery
Defeat Skullmageddon!
Use every weapon once
Upgrade a song at the Tapesmith
Expose the twin bulbs simultaneously
Dodge and get the Gleam 50 times
Become the hidden idol!
Win an airlock battle without attacking
Grab an enemy out of the air 10 times
Befriend everyone's most favoritest helpful character!
Grab two enemies at once!
Knock Abobo into a pit
Knock Williams into a pit
Defeat an enemy by unlocking his potential