Here is the full list of all 38 Wedding Witch achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.
Master the areal magic 10 times.
Master the familiar magic 10 times.
Master the melee magic 10 times.
Drink 10 beast potions.
Drink 10 hips potions.
Achieve a victory with less than 10 damages dealt to the witch.
Lose 10 ore more times in any difficulty.
Master the curse magic 10 times.
Drink maximum amount of the Corruption Potions.
Achieve 10 or more victories in any difficulty.
Drink maximum amount of the Small Breasts Potion
Master the projectile magic 10 times.
Drink 10 small breasts potions
Drink maximum amount of the Beast Potions.
Collect 100 flowers.
Dodge 100 times.
Drink maximum amount of the Hips Potions.
Drink maximum amount of the Muscle Potions.
Drink 10 muscle potions.
Clear Nightmare Wedding difficulty.
Drink maximum amount of the Big Breasts Potions.
Drink 10 corruption potions.
Master the explosion magic 10 times.
Clear Hard Wedding difficulty.
You killed 20,000 devils!
Use 100 skills
Critical attack occurs 1,000 times.
You killed 10,000 devils!
Open 100 pumpkin boxes.
Drink 10 big breasts potions.
Move 1,000 meters in the game.
Recover health 100 times.
Get damages 100 times.
Clear Normal Wedding difficulty.
Achieve one victory in any difficulty
Attacked by the Guardian of the seal 10 times.
You killed 1,000 devils!
You lost for the first time.