Defeat otherworldly Ooogie in single defense
Level up a tower to level 20
Get no occult shrine spawns on a run
Defeat evil Ooogie in single defense
Kill 10,000 enemies
Defeat spooky Ooogie in single defense
Level up a tower to level 10
Defeat Ooogie in single defense
Kill 1,000 enemies
Kill 100 enemies
Defeat Ooogie in double defense
Defeat Ooogie in triple defense
Beat Ooogie on single path march of the monsters.
Beat Ooogie on double path march of the monsters.
Beat Ooogie on triple path march of the monsters.
Defeat spooky Ooogie in double defense
Defeat spooky Ooogie in triple defense
Beat spooky Ooogie on single path march of the monsters.
Beat spooky Ooogie on double path march of the monsters.
Beat spooky Ooogie on triple path march of the monsters.
Defeat evil Ooogie in double defense
Defeat evil Ooogie in triple defense
Beat evil Ooogie on single path march of the monsters.
Beat evil Ooogie on double path march of the monsters.
Beat evil Ooogie on triple path march of the monsters.
Defeat otherworldly Ooogie in double defense
Defeat otherworldly Ooogie in triple defense
Beat single path march of the monsters.
Beat double path march of the monsters.
Beat triple path march of the monsters.
Make a discovery at a university
Make 10 discoveries with a university
Make 100 discoveries with a university
Spend 1,000g funding research
Spend 10,000g funding research
Spend 100,000g funding research
Kill 1,000,000 enemies
Kill 100,000 enemies
Reduce maximum haste to 0%
Increase maximum slow to 90%
win without ever building a ballista
Win by building only ballista towers
Beat double defense using only ballistas
Beat triple defense using only ballistas
win by only building ballistas and encampments
Beat double defense using only encampments and ballistas
Beat triple defense using only encampments and ballistas
win by only building ballistas and flame throwers
Beat double defense using only flame throwers and ballistas
Beat triple defense using only flame throwers and ballistas
win by only building ballistas and frost keeps
Beat double defense using only frost keeps and ballistas
Beat triple defense using only frost keeps and ballistas
win by building only ballistas and lookouts
Beat double defense using only lookouts and ballistas
Beat triple defense using only lookouts and ballistas
Win by only building ballistas and mortars
Beat double defense using only mortars and ballistas
Beat triple defense using only mortars and ballistas
win by building only ballistas and obelisks
Beat double defense using only obelisks and ballistas
Beat triple defense using only obelisks and ballistas
win by only building ballistas and particle cannons
Beat double defense using only particle cannons and ballistas
Beat triple defense using only particle cannons and ballistas
win by only building ballistas and poison sprayers
Beat double defense using only poison sprayers and ballistas
Beat triple using only poison sprayers and ballistas
win by only building ballistas and radars
Beat double defense using only radars and ballistas
Beat triple defense using only radars and ballistas
win by building only ballistas and shredders
Beat double defense using only shredders and ballistas
Beat triple defense using only shredders and ballistas
Win by only building ballistas and tesla coils
Beat double defense using only tesla coils and ballistas
Beat triple defense using only tesla coils and ballistas
Increase tower max health to 30+
Increase tower max health to 40+
Increase tower max health to 50+
Level up a tower to level 50
Unlock every tower
Build one of each tower type in a single game
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