Here is the full list of all 28 Get To The Orange Door achievements.
Complete a level
Succumb to a terrible fate
Complete a loop of the game
Complete a level without firing a bullet
Complete a level without dashing
Have every curse active at once
Have every blessing active at once
BABE a weapon for the first time
Upgrade a weapon for the first time
Find a safe place in an unsafe world
Enter The Under Dark for the first time
Achieve a gauntlet time of 30 seconds or lower
Damage a tick, but ultimately let it get away
Reach The Summit in under 10 minutes
Reach The Summit with no Worldly Potential
Obliterate at the end of a Lost Path run
Purge your Karma in a Cleansing Pool
Hi Kate
Find your first secret
...what just happened?
Reach The Summit for the first time
Ascend
Destroy The World Sentinel
Obliterate