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