Here is the full list of all 97 Just King achievements.
Defeat a boss using only Protagonist heroes.
A spear-sized baguette.
Defeat a boss using at least two lv3 Huntresses.
Defeat a boss using at least two lv3 Druids.
Defeat a boss using only Woodlander heroes.
Feed the green.
Find an old missing tree.
Defeat the gods without ever gaining any Red or Blue Trophies in a run
Reach 200% Damage and 4 Armor only with items on a hero.
Get in touch with a distant relative.
Gotta run fazt.
Sculpt faster than sound
Ice is not always the answer for everything.
Defeat a boss using at least two lv3 Deep Cultists.
Defeat a boss using only Deep heroes.
Defeat a boss using at least two lv3 Sharkmancers.
Use advanced hunting tactics.
Defeat a boss using at least two lv3 Medusas.
Defeat a boss using at least two lv3 Cyclopes.
Defeat a boss using only Mythic heroes.
Reach 200% Haste and 300% Heal only with items on a hero.
Swat the one that bit you.
Defeat a boss using at least two lv3 Onis.
Defeat a boss using at least two lv3 Ronins.
Defeat a boss using only Yokai heroes.
Concentrate to use your full power.
Defeat a boss using only Cold heroes.
Defeat a boss using at least two lv3 Vikings.
You need at least a PhD to blance magic and physics like that.
Defeat a boss using only Frenzy heroes.
Peace! Says the philosopher.
Defeat a boss using only Strategist heroes.
Defeat the boss with at least 2 Captains at lv 3 each.
Get a rare seed.
Show off your power!
Make a foolproof plan.
Defeat the boss only buying Clerics and items.
Defeat a boss using only Heavenly heroes.
Get a MvP with Cleric lvl3.
Be defeated by nana on node 1.
Defeat the coliseum rulers
Win a combat without taking damage.
Defeat the creature controlling the Bloodmoon.
You gonna need a lvl3 Cleric.
It's on fire!
Gift of the high rank.
Running is sometimes a good option!
Defeat the creature that stole the Throne of the Deep.
Alleys too narrow to aim.
A helmet forged by great blacksmiths.
Get fair pay for your work.
Gift it with the hug of the great mother.
Defeat the creature in the Mountain's Castle.
Give Enzo tools to free himself.
Perform a heroic move!
Reach 10 armor only with items on a hero.
There is no quality material nowadays.
Defeat the creature that oppresses Trumwood.
Try to protect everyone without much success.
Win an Elite combat.
Upgrade one hero to lvl3.
Win your first node combat.
Cause 666+ damage in a single hit.
Equip an Captain lv3 with Forgotten Banner, Chaplain's Pauldron and Shattered Saber.
Reflect on your limitations.
Be the center of attention.
Play a song with your soul.
You must become a fighter!
Pat the pettable ones.
Now you see it, now you don't!
Defeat a boss using at least two lv3 Frost Witches.
Defeat a boss using only Shady Business heroes.
Defeat a boss using only Hot Hands heroes.
Feed it.
You can't catch up with nature.
Slide very fast for a long distance.
Get hurt by using too much force.
Find a treasure that wants to be found.
Win a combat without dealing damage with heroes.
Fight for a noble cause.
Get a potion in the middle of the festival.
Show some of your faith during a tense moment.
Get rid of something important.
Impress them with your "luck".
Defeat the Shadow King with King.
Be yourself.
Guarantee the party's security.
Create a whirlwind of jaws
What best adapts to changes.
Grow every kind of Krasis to its maximum potential
Defeat the Undead War God with max Red Trophies.
Defeat the Lightning Party God with max Blue Trophies.
Participate in the Dreekmocatic system.
Remember your kelp roots.
Find the right weapon to defeat your foes.
Say prayers for each of the forgotten ones at the shrine.
Defend your thesis!