Use z to select and x to cancel. Use the arrow keys to navigate during attacks and when you are in the menu. You can only kill. There is no other way out. I would recommend playing in smallscreen with Firefox in order to boost the experience, as fullscreen distorts the sprites, and Firefox runs better than something like Google Chrome
Toby Fox for Undertale, and my friend Leo for this AU idea. I'll link the pacifist battle here :) Link: https://scratch.mit.edu/projects/144343654/ No phases this time. And credit to pococikapusta for making the Battle Creator