Rubbing the belly of your teammate sounds like a strange pre-match ritual, but for PSG.LGD’s Dota 2 team, it’s becoming a longstanding tradition. One of the strangest phenomena in Dota 2 esports is watching PSG.LGD walk up to the squad’s support player Zhao “XinQ” Zixing and begin to rub his belly. Team captain Zhang “y`” Yiping is the most common masseuse, but offlaner Zhang “Faith_bian” Ruida has also been seen subtly smacking his support’s stomach. What’s up with this strange warm-up, and what could it possibly mean? The most recent example of PSG.LGD rubbing ZingQ’s belly was at Riyadh Mas…