Here is the full list of all 50 Loop-Loop DX achievements.
Achieve every achievable achievement there is to achieve!
Beat zone 5 without taking damage.
Get the money bag in zone 5.
Pee continuously for 30 seconds.
Beat zone 4 without taking damage.
Beat zone 3 without taking damage.
Hack into Granny Edna's award-winning Pecan Sandy recipe!
Beat zone 2 without taking damage.
Beat any zone while have the two-shot split. (Excluding zone 1!)
Reach layer -1 with all 5 hearts in 'Legacy Mode'.
Survive in 'Bullet Hell Mode' for 3 minutes.
Survive in 'Bullet Hell Mode' for 3 minutes and 30 seconds.
Collect 8 money bags within one round of 'Bullet Hell Mode'.
Survive for 60 seconds in 'Legacy Bullet Hell Mode'.
Defeat 'The Warden' without taking damage.
See the good ending.
Rescue Vektor.
Beat zone 5 with minimum stats.
Beat zone 4 with minimum stats.
Beat zone 3 with minimum stats.
Turn on the "Speech Sounds" in the pause menu.
Beat zone 2 with minimum stats.
Survive in 'Bullet Hell Mode' for 2 minutes.
Defeat 'The Warden'.
Survive for 30 seconds in 'Legacy Bullet Hell Mode'.
Buy everything from the 'Ship Shop'.
Own the Floppy Disk without being in debt.
Beat zone 6 in 'Adventure Mode'.
Get the money bag(s) in zone 6.
Beat zone 5 in 'Adventure Mode'.
You discovered what was beyond Layer 0 in 'Legacy Mode'!
Make it down to layer 10 in 'Legacy Mode'.
Make it down to layer 25 in 'Legacy Mode'.
Get the money bag in zone 1.
Survive for 15 seconds in 'Legacy Bullet Hell Mode'.
Survive in 'Bullet Hell Mode' for 1 minute.
Survive in 'Bullet Hell Mode' for 30 seconds.
Collect 4 money bags within one round of 'Bullet Hell Mode'.
Beat zone 1 without taking damage.
Beat zone 4 in 'Adventure Mode'.
Get the money bag in zone 4.
Beat zone 3 in 'Adventure Mode'.
Get the money bag in zone 3.
Obtain the laser weapon!
Go into debt.
Acquire your first refund at the 'Ship Shop'.
Beat zone 2 in 'Adventure Mode'.
Get the money bag in zone 2.
Make your first purchase at the 'Ship Shop'.
Beat zone 1 in 'Adventure Mode'.