Here is the full list of all 38 Master of the Tattooverse achievements.
Made your first tattoo
You have obtained the Bucketboi9000
You hurt a client.
Took your first photo.
Used the relief spray for the first time.
Used the Relief Needle for the first time.
Change tattoo machine for the first time
Used overlay tool for 3 times.
Didn't use overlay tool an session for the first time.
Completed the tutorial
Change the music for the first time
Change gloves for the first time
Put the mask on for the first time