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