Defend Earth from invasions use <-/-> to move and up to shoot. Press q to open the shop
Update log: Update 1.0: Created planet, player, bullet, and enemy. Update 1.1: Added upgrade menu; no upgrade yet; press q to access Update 1.2: Added Heal Upgrade Update 1.3: Added Speed and bullet upgrade Update 1.4: Added reload upgrade and slow upgrade Update 1.5: Fixed a few bugs Update 1.6: Added tri upgrade Update 1.7: Added Fire Music Update 1.8: Added Sound effects Update 1.9: Added a total of 7 music tracks Update 2: Added wave system and many bug fixes Update 2.1: Added 5 new music tracks
