Maden Yugi

Maden Yugi (魔電遊戯 )
A two-dimensional gaming guild

A recently established gaming guild that specializes in electronic games. The only member of the guild is a gamer who calls himself as “The Demon King.”

Guild Introduction Movie
https://www.youtube.com/watch?v=6azN0Nq89PI

Trivia

 * Maden Yugi is currently the only guild with one Meister.