The most likely username for SkellyPlays in SAB is a4cad3Blox , based on a recent public video title that says, “Trading SAB Live! Username is : a4cad3Blox.”

A couple of notes:

  • That appears to be a self-reported username from the creator’s video title, so it is the best available public clue.
  • I didn’t find a separate official profile confirmation in the available results, so there is still a small chance it could be temporary or context-specific.