Here is the full list of all 33 Monster Crown achievements.
Took down the river boss Walerus, nice work!
Defeated the Mill Town Menace!
Sent the dew-covered thugs running
Escaped Beth's grasp with David and found a mysterious egg!
Start a new game
Completed Dad's request
Got your starter
Won a hard-earned certification, much respect.
Taught the synergy boss a lesson in battle dynamics
Sent captain Nautlus packing
Clobbered a poser and brought papa back home.
Brougtht a brand new monster into the world!
Wrecked a Root Ripper
Showed your Monster Breeding true colors!
Tamed the reckless dragon Gyn!
Became a true card collector
Transformed your first monster!
Located the power dwelling within the Frost Province
Located the power dwelling within the Desperado Province
Located the power dwelling within the Flowering Province.
Located the first three powers and onto the final!
Made a choice... for better or for worse...
All the pieces have moved into place...
Learned of Aber's pain.
Completed the story of Monster Crown!
A new Messiah has been born!
Reached an undiscovered world
Destroyed the wicked soul Greed
Destroyed the wicked soul Torture
Destroyed the wicked soul Worship
Reached the final end of Monster Crown
Discovered a brand new monster, you tame it you name it!
Located an exclusive one-in-a-grand Brilliant Monster!