Markiplier is the younger brother of web comic author and artist Thomas Fischbach, known for TwoKinds. Mark Edward Fischbach, better known by his online alias Markiplier, is an American internet ...

Mark Edward Fischbach, best known online as Markiplier, is a YouTuber, producer, actor, and co-host of the now-defunct Unus Annus channel. He is the younger brother of TwoKinds author and artist ...