Original sentence: A game that appears to be based on one of Vin Diesel's Dungeons & Dragons characters who appears to be named after Morgoth from J.Tolkien's Middle-earth legendarium, Melkor is a fantasy "epic" that has been scheduled to be a series of games
Edited sentence: A game that appears to be based on one of Vin Diesel's Dungeons & Dragons characters, Melkor.Melkor is a fantasy "epic" that has been scheduled to be a series of games