Use your mouse to move and press space to shoot, the top number on the right is your coins, and the number under it is your health, you basically shoot enemies to get coins and use the coins to buy upgrades for your ship as well as ammo for your lasergun.
This is for a challenge I'm doing with @TavDoesScratch where we both make a bullet-heck game in 3 weeks and see whose game is best according to @R1CK3YR9T 1.0 initial release though the contest is not over 1.3 added wrench and duct-tape combo, health, and tons of new enemies MARCH 24, 2022 CONTEST ENDED