Here is the full list of all 37 Azazel's Christmas Fable achievements.
Feed all 9 reindeer
Sometimes we give in to our natural-born instincts
Argue with Santa about who holds a higher rank
Find all 35 Christmas crackers
Return the frost star
Defeat Gorgomon
Solve the circuit board
Focus the sunrays
You solved the classic gamer's code
Beat Brad at his own game
Spin the arrow, win a prize...or an achievement
Find the entrance to the ice caverns
Lead Blitzen on a wild goose chase
Figure out the right sequence
Cause a power outage in Santa's Village
Hit the bells in the right order
Solve the magical door puzzle
Gain access to the castle
Win a trophy
Take a look at 3 different outfits from the shop
Beat all three stages of authentication
Successfully build a toy
Power up the machine
Successfully lift a fingerprint
Perform at Club I.C.E.
You must be a genius
Break into that vault
Get kicked out of Elf on the Green
Talk to the mannequins
Feel the electricity course through your veins
Feed a reindeer
Find an outfit that will conceal your horns and tail
Zap that bouncer
Make an explosive entrance at Club I.C.E.
Take a bite out of Brad's arm
Hit the ball 500 yards for real this time!
Knowing more than you should