Personal computer

A personal computer (PC) is a machine used to access the internet, and in some cases, play video games.

On Game Grumps
The Game Grumps have only played two PC games on the show. Steam Train consists of only PC games two exceptions, although it is unknown what type of computer Ross and Danny use.

Root Beer Tapper is technically not a PC game, but it is played on a computer. More specifically on an online emulator. For purposes of characterization by console, it is a PC game.