Here is the full list of all 29 Witchcrafty achievements.
Collect first mana shard
Learn firedash
Meet Jake
Enter the Forest
Leave the village
Defeat the Mushroom Baron
Collect first health shard
Meet the Flymaster
Learn fireball
Meet gnome merchant
Meet the High One
Meet Mr. Satyr
Collect all health shards
Collect all mana shards
Read all books
Defeat the Goblin Twins
Defeat the Drunken Octo
Defeat Jake
Buy everything
Learn all spells
Learn frostbolt
Learn lightning bolt
Learn meteor
Enter the Mines
Enter the Castle
Enter the Desolation
Enter the Fire Fields
Meet Dark Witch
Beat game