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