Unlock everything.

Use your first ability.

Reach wave 100.

Unlock all weapons.

Unlock your first weapon.

Unlock your first ability.

Unlock all abilities.

Reach level 1.

Reach wave 50.

Reach the Virus Zone.

Activate all 4 abilities within one wave.

Reach wave 50 with a mutator.

Reach wave 50 with 4 mutators.

Play a weekly challenge.

Equip a different weapon in each slot and reach at least wave 50.

Equip the same weapon 5 times and reach at least wave 50.

Defeat every opponent with every weapon and every status effect at least once.

Beat wave 100 in the Virus Zone.

Survive your first wave.

Choose your first upgrade.

Change your equipment for the first time.

Use each of ViKing 2000's abilities at least once.

Reach level 45.