SuperMegaUltraSonicX16475 (often abbreviated as SMUSX16475, SMUS16475, or just simply SMUS) is a minor youtuber in the SMG4 series.



  • He enjoys YTP.
  • He enjoys mixing and making music.
  • He is only 1 year younger than SMG4 himself.
  • In almost all of his appearances in SMG4, it's his old color code.

I have absolutely no idea what's going on "I have absolutely no idea what's going on."
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