PartyNextDoor is launching a playable concert experience in “Fortnite” Friday, marking the latest musical artist to utilize the online gaming platform in an expansive way. Premiering Aug. 1 at 1 p.m.

Eminem’s concert in Fortnite is something millions of players look forward to. The rap icon has been popular for more than two decades and has many fans all around the world. Bringing him to Fortnite ...