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