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