- Defend the Rook/
Have a hero make an attack at 6 or more Range.
Destroy a boss on the first round they appear.
Have a Tower deal over 25 damage with a single attack.
Have a unit have 25+ armor at the end of their turn.
Complete a run with 12 or more Rare upgrades.
Have 3 Epic Loot upgrades on one hero in a run.
Destroy an enemy wave on the first round they arrive.
Master the Commander
Complete a run.
Unlock an alternate hero.
Stun the same enemy with freeze traps twice.
Defeat Azasz and Jezebel in the final battle.
Complete a run while ONLY taking Common upgrades when offered.