Here is the full list of all 11 The Monarch achievements.
Victory achieved!
Graduated from the tutorial! From clueless to slightly less clueless.
Pinched the pincher. Victory over venom!
Punished the pest. The Spider's web is wiped clean!
Outlasted the Blood Moon.
Broke the beak, silenced the shriek. Griffin grounded!
Zapped some sense into yourself at the Altar of Lightning.
The Boar's terror terminated!
Met 200 deer; ensured they are not goats.
100 Chickens crossed the road. They shouldn't have.
Flawless! Not even a scratch? Are you even real?