Jump is really important skill that you got to learn.
With jumping you can beat even HARDEST levels in the game like Slaughterhouse and Firework.
sooooooo lets get to the point
to jump you got to press LEFT MOUSE BUTTON or RIGHT MOUSE BUTTON if you have RBM as general

Also you can jump by pressing SPACE button or UP on your keyboard

Thats all for now How to controll ship will come out soon