Here is the full list of all 37 Nary achievements.
Finish the game as the Good Boy
You have seen it all.
Combine some stuff to become a Pirate
Become the "full" Santa by a chance!
Collect 9 herbs in "Flap" mode using the "Herb Knife"
Survive 7 Eye clips
Collect 99 coins in one "Leprechaun" run
Finish 3 levels in a row in the "Ironman" mode
Get rewarded for your Good Deeds
Survive 10 seconds in a "Ghost" mode
Manually pick up 49 coins using the "Pick em' Up" mode
Survive 12 seconds in a "Bolt" mode
Finish the Deserted Paradise with a "Sunken Tombs" mode
Deny an offer from a Stranger
Jump 29 times while "Drunk"
Jump on 9 heads using an "Italian" mode
Finish the Game (any Ending)
Finish the Solitary Dungeon
Finish the Gloomy Caves
Kill 15 foes in "Reverse" mode
Die on the Spikes on the Ceiling
Finish the Thorny Jungle
Finish the Jungle level with a "Sharingan" mode
Finish the Mysterious Forest
Get cursed 5 times
Kill >90.00 foes with a "One Punch" mode
Finish the Barren Mountains
Accept some suspicious offer
Slay 99 foes
Miss 10 times
Jump 250 times
Die 5 times. Your Head now get Cursed.
Die in the first 7 seconds of a level
Finish the Ancient Graveyard
Finish the Deserted Paradise
Finish a level without any modes or items
Finish a level without skipping a single foe