William Andrew Stamper, most commonly known as Stamper, is the English voice actor for Sir Pentious.




  • Stamper is known for his career in Newgrounds and YouTube as an animator and voice actor for games such as the narrator in Battleblock Theater.
  • He along with Mick Lauer have created a company known as 'Sleepycabin' that hosted a weekly podcast series called 'Sleepycast'.
  • Stamper can rap well if given good material.
  • He loves to cook
  • Halloween is his favorite holiday.

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