Given that "Mavisese" doesn't have a clear definition or usage, if we consider it might be a made-up or less common term, it could potentially relate to:
Access to unfiltered or premium-level videos.
"Mavisese" (sometimes stylized as Mavi Sese or Mavisese) is an online personality/creator, largely associated with trending TikTok content and leaked OnlyFans material in the Turkish digital ecosystem.