Avoid patrolling squares and other enemies, get keys to unlock locked doors, teleport to sub-worlds using purple portals. Use arrow keys to move, when on first world boss press space to shoot. My first completed scratch project. Hint: Keys unlock doors that are the same colour as them.
Other worlds are in progress. The other games in the maze game series: Maze game (campfire variant) for the around the campfire sds: https://scratch.mit.edu/projects/1364603373/ Maze game (apple variant) for the apple empire studio: https://scratch.mit.edu/projects/1367421752/