Destroy meteors and get magical orbs to buy upgrades and abilities in the shop which you enter by going into the wormhole. The more orbs you get, the lower the chance to get orbs is. A and D or left and right arrow key to rotate and space to move. S to use the turn around ability when unlocked and click to use turbo ability when unlocked.
I made this game in 48 hours to train my skills for my huge 2D game I'm going to start to develop.