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