Here is the full list of all 80 Coromon achievements.
The base game contains 76 achievements, and there is 1 DLC pack containing 4 achievements.
Complete the story without letting one of your Coromon faint.
Complete the game on Hard or higher.
Complete the game on Insane.
Give your starter to Jerome.
Reach Researcher Level 100.
Catch every Coromon species.
Traitformate a Coromon.
Resetinate a Coromon.
Potentiflate a Coromon.
Evolve a Purrgy before level 30.
Collect the hidden santa outfit.
Collect the well-hidden sneak outfit.
Get a score of 1000 in Swurmy Rush.
And I still get service.
What’s up boss?
Reach level 99 with a Coromon.
Have six Potent Squad members.
Have all Squad members in the same Spinner type.
Prove you’re weatherproof.
This sauna is too much.
Have 6 Coromon of the same species in your Squad.
Evolve a Swurmy before level 14.
Earn 5000 Gold from Gems.
Evolve a Squidly before level 37.
Find 150 Hidden items.
Spend your last penny in a shop.
Have a Purrgy and a Houndos in your Squad
Evolve a Slitherpin before level 25.
Reach Researcher Level 50.
Catch a Nibblegar in the painter's cave.
Catch a Toruga where the last track ends.
Time for a new look! Who needs a barber?
Dig up a Hold item.
Catch a Cubzero on the highest mountain.
Collect the hidden bunny ears.
Get a score of 500 in Flappy Swurmy.
Have three different Coromon of the same family in your Squad.
Plant fruits, everywhere!
Brew a Potent Scent.
Evolve a Lunarwulf before level 39.
Cross the bridge in the Scorching Sands safely.
Defeat 60 trainers.
Try out the randomizer mode.
Complete the Haggle training.
Pet a Swurmy into madness.
Open all doors in a town.
Create a crop circle.
Complete the game on Easy or higher.
Complete the game on Normal or higher.
Defeat Chalchiu.
Watch the credits.
Spend less than 50 gold on a purchase in a shop.
Complete the Throwing Arm training.
Defeat Vørst.
Join the Alavi festivities.
Trigger Snow in a battle.
Defeat Hozai.
Have 6 Coromon of different types in your Squad.
Trigger a Heatwave in a battle.
Win the Mirror Challenge.
Get some free cakes.
Defeat Sart.
Trigger a Sandstorm in a battle.
Defeat Illuginn.
Unlock the electro magnetic lock in the R&D lab.
Defeat Voltgar.
Defeat the mysterious intruder.
Trigger Twilight in a battle.
Evolve a Coromon.
Trigger Rain in a battle.
Use a Skill Flash on one of your Coromon.
Complete 5 side quests.
Give a Fruit to a Coromon.
Redeem a Shop coupon.
Pick your starter.
Read your mother’s diary.
Keep a Coromon from evolving twice.
Keep a Coromon from evolving.
Find the cave within the cave within the cave.
Devolve a Coromon.