Open 6 enemy information cards.

Annihilate more than 100 enemies using the "Meteoric Impact" skill throughout the game.

Annihilate more than 100 enemies using the "Immuno-Overdrive" skill throughout the game.

Sell 50 towers throughout the game.

Sell 100 towers throughout the game.

Sell 5 towers in a single stage.

Use "Living Lava" more than 3 times in a single stage.

Complete the tutorial.

Complete the first stage.

Explore the body environment for over 5 hours, getting to know every threat and challenge the immune system faces.

Switch between all the game's available speeds at least once.

Use the change targeting location option for the first time on any tower.

Take your first damage from a virus.