E AGORA EU VAS ATRAS DE VOCE DIGA BYE BYE

Brazilian Portugeese for "And now I'm coming after you, so say bye bye!" The unofficial catchphrase of Lord X from the Sonic PC Port.

Lord X: "E AGORA EU VAS ATRAS DE VOCE DIGA BYE BYE!"
Majin Sonic: "E somos mais velozes pra correr diga bye bye!"

Toxic

When someone an online game is being the prissiest prick on the planet when they lose, or beat you.

Nick: bro, imagine being last! *laugh* That's embarassing.
Sophist: Everyday we just get more and more toxic.