>>82439623It's hard to tell who all she interacts with offstream. Like, she had 1.5 collabs with IRyS but they went shopping together irl so they could be interacting a lot just not collabing.
That being said, I'm going to throw my vote onto Polka. They're both natural entertainers, and Biboo's had her 3D for just 3 days and is already doing a ton with it. A collab of PASSION ENGRISH and PASSION NIHONGO while fooling around in 3D would be hilarious.