Defeat every opponent with every weapon and every status effect at least once.
Equip a different weapon in each slot and reach at least wave 50.
Beat wave 100 in the Virus Zone.
Reach wave 50 with a mutator.
Reach wave 50 with 4 mutators.
Equip the same weapon 5 times and reach at least wave 50.
Reach wave 100.
Unlock all weapons.
Defeat the Modulator.
Combine the laser upgrade with the missile split upgrade.
Improve your tower rotation at least 4x in one run.
Reach the Virus Zone.
Defeat a scarecrow.
Unlock all abilities.
Defeat the infected Triforce.
Defeat the Trashmaster.
Defeat the Spine Dragon.
Defeat the Monolith.
Reach wave 50.
Defeat the Jammer.
Defeat the Laser Fiend.
Play a weekly challenge.
Use each of ViKing 2000's abilities at least once.
Activate all 4 abilities within one wave.
Defeat the Megashield.
Change your equipment for the first time.
Defeat the Launcher.
Unlock your first weapon.
Defeat the Brute.
Unlock your first ability.
Use your first ability.
Survive your first wave.
Choose your first upgrade.
Reach level 1.
Unlock everything.
Reach level 45.
Combine the Arc Emitter's piercing shot with explosive hits.
Upgrade your Gatling cannon to a smartgun that keeps its projectiles alive.
Release a cannon projectile to bounce between 20 opponents.
Connect 10 opponents simultaneously with the laser.
Try interacting with at least 10 system observers.
1,000 opponents have corrupted the core.
