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