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