Destroy 2 500 enemies.

Collect all the stars from Stage 3.

Rescue 100 people.

Use any 5 power-ups in a single game.

Earn 50 medals.

Save 20 000 stars in your bank.

Earn 100 medals.

Rescue 1 000 people.

Destroy 1 000 enemies.

Rescue 500 people.

Rescue your friends 20 times.

Destroy 10 000 enemies.

Find all the cards.

Collect 100 000 stars.

Destroy all enemy towers on Stage 5.

Burn through 10 enemies with your Laser.

Enter the tournament.

Rescue 5 VIPs.

Earn 10 medals.

Finish a stage with your health lower than 5%.

Destroy at least 15 enemies with one Mega-Bomb.

Destroy the lighthouse without touching it.

Collect 200 000 stars.

Complete Stage 8 without using power-ups.

Save 5 power-ups at the end of the stage.

Use 3 different power-ups in a single game.

Ram through an enemy wave with your Energy Shield.