Sloppywang
A really good player who boost his friends in a competetive game is usually called the Sloppywang. The name comes from his teammates who plays really sloppy and needs a huge wang to pump them up and carry them through the game.
"Damn we should have taken Sloppywang with us since it was my rank up game"
"I wont play if Sloppywang isn't joining us"
"That guy is the real Sloppywang"
"I wont play if Sloppywang isn't joining us"
"That guy is the real Sloppywang"