Button Saver
Collect your first weapon upgrade!
Not a Dreamcast
Clear wave 1 on any difficulty!
Not a Dreamcast: Hard
Clear wave 1 on Hard!
Protecting the Earth
Clear wave 2 on any difficulty!
Protecting the Earth: Hard
Clear wave 2 on Hard!
Stellar Frisbee
Clear wave 3 on any difficulty!
Stellar Frisbee: Hard
Clear wave 3 on Hard!
Space Hex
Clear wave 4 on any difficulty!
Space Hex: Hard
Clear wave 4 on Hard!
Lunar Flower
Clear wave 5 on any difficulty!
Lunar Flower: Hard
Clear wave 5 on Hard!
Moon Bug
Clear wave 6 on any difficulty!
Moon Bug: Hard
Clear wave 6 on Hard!
Planet Defender
Clear wave 7 and beat the game on any difficulty!
Planet Defender: Hard
Clear wave 7 and beat the game on Hard!
Alien Wrecker
Reach a score of 100,000!
Alien Destroyer
Reach a score of 200,000!
Alien Devastator
Reach a score of 400,000!
Alien Annihilator
Reach a score of 800,000!
Alien Exterminator
Reach a score of 1,000,000!