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