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