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.
Have your Renegades defeat 50 twilight elves.
Prevent Mactans from webbing at least 8 towers.
Have your Gryphon Riders defeat 25 Perythons.
Complete any stage with 5 active arcane sentinels.
Keep enemies out of time for a total of 1000 seconds.
Freeze 100 enemies with the Sorcerer's Stones.
Find the three apprentice relics!
Deal over 100,000 damage with Sylvan Curses.
Have 8 or more Runed Bears in any single stage.
Defeat 500 enemies with the poison Vines.
Make the Razor Boars trample and kill 20 enemies.
Mark a total of 5 targets simultaneously.
Entertain the funny lemure.
Build a Level 4 tower on every holder of a stage.
Raise all 3 basic heroes to level 10.
Scare 11 idle white rabbits!
Grow the beanstalk to the clouds!
Save Hans and Ethel.
Find the matching bushes.
Find George!
Complete Stage 5 without building any barracks.
End stage 3 without scaring more than 3 hyenas.
Give regeneration 25 times to the same soldier.
Complete all campaign Iron challenges.
Complete all campaign Heroic challenges.
Defeat 7 Golems before they walk past half the stage.
Have Beresad and Ashbite defeat 100 enemies.
Defeat 250 enemies while silenced.
Make 600 Blade Dance moves.
Earn 3 stars on each Ancient City campaign stage.
Earn all stars from each Campaign stage.
Cast 1210 lightning bolts.
Earn 3 stars on each Faery Grove campaign stage.
Have 1,500 of your own soldiers defeated in battle.
Earn 50 stars.
Defeat 80 enemies with the magic Blossoms.
Defeat 500 enemies with reinforcements' projectiles.
Stun 10 or more enemies with a single clobber.
Defeat 50 enemies with Eldritch Doom explosions.
Earn 3 stars on each Elven Woods campaign stage.
Complete the Campaign in Normal difficulty.
Defeat the Spider Goddess!
Crimson Sentence 10 enemies in a single wave.
Defeat 50 sleeping enemies.
Collect 100,000 gold from defeated enemies.
Grow 100 barbed vines!
Earn 30 stars.
Defeat Malicia!
Squish 10 gnomes!
Complete a 9 tap challenge of the Shroom game.
Complete 7 stages without the hero dying.
Crystalize a single creep for more than 10 secs.
Defeat 50 flying enemies with Arcane Burst arrows.
Defeat 5 Bandersnatches only by dealing them damage.
Deploy 500 or more reinforcements into battle.
Find the three playing friends.
Defeat 100 gloomies before they duplicate.
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.
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.
Complete 3 stages without the hero dying.
Save 13 barrelled dwarves.
Read all tip cards.
Win stage 1 with 3 stars.
Collect the 3 strange skulls.
Defeat Bram the Beheader.
Help Wile E. capture the elusive bird.
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.
Defeat Godieth the Dark Balrog.
Complete the Campaign in Veteran difficulty.
Complete the Campaign in Impossible difficulty.