Here is the full list of all 66 Super Mombo Quest achievements.
Defeat the King of Nightmares
Equip the Ring of Revenge
Buy all items from Alfred
Equip the Crystal of Power
Equip the Heart Stone
Equip the Crystalline Piggybank
Collect all game coins
Equip the Lucky Underpants
Buy all Philomen upgrades
Buy the Lightspeed Dive upgrade
Rescue the animals in the Maze
Buy the Punch of Steel upgrade
Rescue the animals in the Tree
Rescue the animals in the Pyramid
Rescue the animals in the Desert
Equip the Magical Coin
Buy the Volcanic Shield upgrade
Buy the Gentle Combo upgrade
Equip the Locket of Renewal
Rescue the animals in the Volcano
Buy the Max Life upgrade
Equip the Guardians' Shield
Rescue the animals in the Forest
Buy the Natural Boost upgrade
Collect 200 coins
Reach the Maleficent Momboland region
Buy the Rock Shield
Buy the Flaming Stomp upgrade
Buy the Electric Duality upgrade
Defeat the MegaDrill
Store 15,000 crystals
Reach the Mechanical Maze region
Defeat the Lasercat
Defeat the Swine Emperor
Collect 150 coins
Reach the Voracious Volcano region
Equip the Magic Magnet
Equip the Belt of Longevity
Equip the Platinum Armor
Reach the Desolate Desert region
Defeat the Evil Pigosaurus
Reach the Prismatic Pyramids region
Buy all Ursula upgrades
Buy the Reveal Fountains and Totems upgrade
Buy the Reveal Nearby upgrade
Buy the Unstoppable Drive upgrade
Defeat the Green Smasher
Collect 100 coins
Reach the Towering Tree region
Buy the Reveal Secrets upgrade
Buy the Extra Slot upgrade
Equip the Grandfather Clock
Rescue the animals in the Mountains
Store 10,000 crystals
Rescue Adamastor
Reach the Fungal Forest region
Defeat the Pigosaurus
Store 5,000 crystals
Rescue Ursula
Collect 50 coins
Buy the Crystalline Hunger upgrade
Rescue Alfred
Rescue Philomen
Reach the Monster Trail region
Rescue Thoma
Open a chest