Full list of all 12 Monster Path achievements.
The base game contains 1 achievement, and there is 1 DLC pack containing 11 achievement.
Defeat a Red Skeleton
Escape from the Farmer
Fill your party with Slimes
Get 10 of one Creature
Get the true ending
Win a run with Goldarium as your Companion
Do 99+ Damage at Once
Visit Every Biome
Collect Every Monster
Use a Sparked Move
Max Out your SPD, DEF, and ATK at the Same Time