Rescue 100 people
Destroy 2 500 enemies
Destroy 1000 enemies
Destroy the lighthouse without touching it
Destroy 10 000 enemies
Rescue 500 people
Resscue 1 000 people
Earn 10 medals
Earn 50 medals
Earn 100 medals
Collect 100 000 stars
Collect 500 000 stars
Save 20 000 stars in your bank
Use 3 different power-ups in a single game.
Save 5 power-ups till the end of the stage
Ram through an enemy wave with your Energy Shield
Destroy at least 15 enemies with a single Mega-Bomb
Burn through 10 enemies with your Laser
Complete a stage with your health lower than 5%.
Use any 5 power-ups in a single game
Rescue 5 VIPs
Enter the tournament
Collect all the cards
Collect all the stars from Stage 3
Complete Stage 8 without using power-ups
Destroy all enemy towers on Stage 5
