S2, E14: THE STUDY GROUP TAKES A JOURNEY INTO THE DARK WORLD OF DUNGEONS AND DRAGON WITH ABED AT THE HELM – CHARLEY KOONTZ GUEST STARS – When Jeff (Joel McHale) becomes concerned about “Fat Neil,” (Charley Koontz “Gigantic”) a fellow Greendale student who is a bit of a loner, the gang invites him to play a game of Dungeons and Dragons to boost his spirits and his confidence. But when Pierce (Chevy Chase) discovers that he’s been excluded, he forces his way into the game and takes charge, disrupting their delicate plan. Gillian Jacobs, Alison Brie, Danny Pudi, Donald Glover, Yvette Nicole Brown and Ken Jeong also star.