Here is the full list of all 84 Legends of Kingdom Rush achievements.
Defeat the Ashervan in their secret den.
Have the Poke Oaks hit enemies 5 times in the same combat.
Find the mutated winter wulf in the mountains.
Find the ninja hiding in Silveroak Forest.
Complete an adventure with the original party and no recruits.
Explore 100 nodes.
Use 10 items during challenges.
Help the intergalactic hero stranded in the forest.
Defeat Iriza and banish the Overseer.
Complete Extradimensional Menace on Normal difficulty.
Win a combat against skeletons without any of them respawning.
Win an encounter with 1 unit left with 1 HP left.
Feed the vampire killer in the wastelands.
Complete an adventure without any hero deaths.
Defeat Krum'Thak without any casualties.
Defeat Krum'Thak in the same round he enters the arena.
Find the empowered sheep in the forest.
Find the elusive jumping bear.
Recover the Stormcloud Temple from the trolls.
Complete Stormcloud's Winter on Normal difficulty.
Complete an adventure with Bruxa.
Save both villagers from the winter wulves.
Win 3 combats in a row without receiving any Health damage.
Reach the Mountain Boss Fight.
Defeat 100 enemies.
Beat the Dark Knights at the Dark Army Checkpoint without any casualties.
Successfully defend Argaleham.
Damage 25 enemies using combat props.
Unlock 10 characters.
Deal a total of 1000 damage.
Use 10 items during a single adventure.
Complete an adventure with a character from each class.
Win 1 Daily Challenge.
Reach Krum'Thak's arena.
Defeat Krum'Thak Ragestorm.
Complete Krum'Thak's Dominion on Normal difficulty.
Complete an adventure with Gerald.
Explore 5 nodes in the Forest adventure.
Succeed in 3 dice challenges in a row on the same adventure.
Help Gerald escape from Linirea's citadel.
Begin your legendary quest to save Linirea.
Keep at least 1 young barbarian alive until the end of combat.
Break frozen units' ice shield 10 times.
Free the Argentree from Mor-Ga-Nok's possession.
Complete The Wild Moon on Normal difficulty.
Defeat 1000 enemies.
Win 100 combats.
Land 100 epic strikes.
Deal 50 total damage in a single round.
Heal 250 health points during combats.
Defeat 5 enemies in a single turn.
Complete an adventure with a character with at least 3 wounds.
Have all your party members at max level during an adventure.
Have 1 character with a stat upgraded three times during an adventure.
Get 4 or more success dice on a roll.
Gain 5000 gold during adventures.
Complete an adventure with Asra.
Complete an adventure with Oloch.
Complete an adventure with Reg'son.
Complete an adventure with Bravebark.
Defeat Iriza with 5 different legends.
Save at least 1 soldier at the orc camp.
Save the villager from the Demon Lord.
Defeat the Harbinger without being hit by the Glare energy.
Win all 3 Argaleham combats.
Destroy 10 obelisks.
Save Argaleham from the trolls before round 4.
Answer 5 riddles correctly.
Find the most durable pig house.
Find the cursed girl on the outskirts of the forest.
Defeat Mór-Ga-Nok with Mór as the final aspect.
Defeat Mór-Ga-Nok with Ga as the final aspect.
Defeat Mór-Ga-Nok with Nok as the final aspect.
Finish 10 treefolk units with Burning damage.
Defeat the orcs setting up camp in Silveroak without receiving damage.
Win 5 Quick-Play fights on any difficulty.
Win 10 Quick-Play fights on Normal difficulty.
Win 5 Daily Challenges.
Participate in 10 Daily Challenges.
Participate in 25 Daily Challenges.
Win 10 Quick-Play Arena combats with Elite enemies.
Win a Quick-Play Arena combat with the Burning Desire diversifier in 3 or fewer rounds.
Win a Quick-Play Arena combat with the Bashed Heroes diversifier without hero casualties.
Win an Arena combat with the Encouraging Audience diversifier without consuming any food.