4pc, but if you want to get more specific, for variants it's gotta be chaturaji hyperfiesta.
what is everyone's favorite variant

By far 8 Player Chess. No question.

what is that?
uhh.. @rune_Raider explained it here: https://www.chess.com/clubs/forum/view/variant-suggestion-scotch-chess?page=1
simple enough, what is everyone's favorite variant. mine is king of the hill.