spacebar you jump on black blocks only.
right arrow key move right.
left arrow key move left.
m open door.
n take items.
Thank you Randomslime for helping me with the movement. https://scratch.mit.edu/projects/13462676/#editor
Thank you dasketchmaster for helping me with the gravity. https://scratch.mit.edu/projects/602557/#editor
Thank you DevonteL for inspiring me for the reset button.