Full list of all 83 Kingdom Rush Origins achievements. It takes around 30-35 hours to unlock all of the achievements in the base game on Windows.
The base game contains 71 achievements, and there are 3 DLC packs containing 12 achievements.
Throw 1,000 burning nuts.
Defeat 500 enemies with the poison Vines.
Have your Renegades defeat 50 twilight elves.
Have your soldiers avoid 50 blasting spell explosions.
Deal over 100,000 damage with Sylvan Curses.
Defeat 250 enemies while silenced.
Complete any stage with 5 active arcane sentinels.
Raise all 3 basic heroes to level 10.
Mark a total of 5 targets simultaneously.
Prevent Mactans from webbing at least 8 towers.
Give regeneration 25 times to the same soldier.
Have 8 or more Runed Bears in any single stage.
Make the Razor Boars trample and kill 20 enemies.
Find the three apprentice relics!
Defeat 50 flying enemies with Arcane Burst arrows.
Complete all campaign Iron challenges.
Complete all campaign Heroic challenges.
Squish 10 gnomes!
Have your Gryphon Riders defeat 25 Perythons.
Defeat 500 enemies with reinforcements' projectiles.
Make 600 Blade Dance moves.
Grow the beanstalk to the clouds!
Find the three playing friends.
Save Hans and Ethel.
Complete Stage 5 without building any barracks.
Call 13 or more early waves on any given stage.
Find George!
End stage 3 without scaring more than 3 hyenas.
Find the matching bushes.
Earn 50 stars.
Scare 11 idle white rabbits!
Earn 3 stars on each Ancient City campaign stage.
Earn all stars from each Campaign stage.
Grow 100 barbed vines!
Stun 10 or more enemies with a single clobber.
Cast 1210 lightning bolts.
Defeat 7 Golems before they walk past half the stage.
Defeat the Spider Goddess!
Complete the Campaign in Normal difficulty.
Crimson Sentence 10 enemies in a single wave.
Keep enemies out of time for a total of 1000 seconds.
Freeze 100 enemies with the Sorcerer's Stones.
Have Beresad and Ashbite defeat 100 enemies.
Earn 3 stars on each Faery Grove campaign stage.
Defeat 50 enemies with Eldritch Doom explosions.
Entertain the funny lemure.
Earn 30 stars.
Defeat Malicia!
Build a Level 4 tower on every holder of a stage.
Collect 100,000 gold from defeated enemies.
Defeat 50 sleeping enemies.
Complete a 9 tap challenge of the Shroom game.
Crystalize a single creep for more than 10 secs.
Defeat 5 Bandersnatches only by dealing them damage.
Defeat 100 gloomies before they duplicate.
Earn 3 stars on each Elven Woods campaign stage.
Complete 7 stages without the hero dying.
Have 1,500 of your own soldiers defeated in battle.
Defeat 80 enemies with the magic Blossoms.
Deploy 500 or more reinforcements into battle.
Save 13 barrelled dwarves.
Earn 15 stars.
Defeat Hi-Hi Enha, the Gnoll Chieftain.
Perfect Parry for a total of 1000 damage.
Activate 50 magical plants.
Don't let the hero die against an Ettin on Stage 4.
Defeat 900 gnolls.
Complete 3 stages without the hero dying.
Read all tip cards.
Defeat 10 enemies with a single thunderbolt power.
Win stage 1 with 3 stars.
Defeat Bram the Beheader.
Help Wile E. capture the elusive bird.
Collect the 3 strange skulls.
Help Malik escape.
Defeat 100 Bloodsydian Gnolls.
Kill 100 Mounted Avengers.
Stun 200 enemies with the white trees' power.
Defeat Baj'Nimen the hateful warlord.
Complete the Campaign in Veteran difficulty.
Complete the Campaign in Impossible difficulty.
Have Bolverk kill 100 enemies.
Defeat Godieth the Dark Balrog.