Here is the full list of all 16 Mini Mecum achievements.
That is the question.
Throw your paintbrush into the void
Hi!
You're kind of a jerk.
Jump off the airship
Get the space bar.
Try and unlock an NPC.
Bring a key into "The Scream".
Talk to yourself.
Talk to the crab
Color over a famous painting.
Create and publish "Mini Mecum" on steam
Your persistence didn't go unrewarded.
Beat the Game
Beat the game in under 2 minutes
Beat the game without ever talking to an npc.