Ok, there are no instructions in project, so arrow keys to move. (on the boss fight when the attacks stop touch the right side) Also, all levels are possible.
Inspired by Hollow by @zest Platformer Script is by someone. Hint: O Tell me your total deaths in the comments! Mine is 124. Oh, and don't worry about my knuckle, it was really pomigranite juice. lol. If you can seriously get past level eighteen without cheating or dying, please tell me. because I must have died a million times testing that level. (It can be passed without dying though.)