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