Double-click flag so that the music syncs! You can replace characters by going into their costumes and replacing the poses with your characters' poses. You can also change some of the animation code if you want it to look different. For the pendulum that the opponent holds: You can either try and keep your character's hand in the same place as scratch's or edit the x and y values in the "REPOSITION PENDULUM" blocks in each pose's broadcast (and the idle) until it looks right
Ok, your OC (The pink guy) looks good, but in my opinion, THE POSES WERE TERRIBLE. So I decided to just try to fix the poses, if you don't like it, fine by me! also can I keep the OC PLZ PLZ PLZ IT'S SO BEAUTIFUL-