Contact - TUBE FLARING TUBE FLARE ORFS FLARE 37 FLARE 45 FLARE

There is no multiplayer. There never will be multiplayer. The developers have officially stated in the official discord chat for everyone to not bother asking about multiplayer. Y'all know it a'int a game w/o MP..

As far as the two original games go, Overcooked 2 doesn't have cross-platform multiplayer. PC players (across Epic Games Store and Steam) can play together, but that's it.