EXEcution.M (MatteoAllstars) can not be deleted, your sprite can not be bigger unless your character is like the size of Mario 85 (MX), you must have multiple constumes on your sprite so it can animate you can remix this as much as possible, and you can add more than one character. Enjoy!
sonic belongs to sega the scream sfx is in the original sonic.exe sonic.exe belongs to JC the hyena btw u should play the original project that isn't there above the instructions