Doomguy or Doomslayer is the protagonist of the Doom franchise by id Software. He was created by American video game designer John Romero and was introduced as the player character in the original 1993 video game Doom. Within the Doom series, Doomguy is a demon hunting space marine dressed in green combat armor who rarely speaks on-screen. In Doom Eternal, he is voiced by American voice actor Matthew Waterson, while Jason Kelley voices the character in that game's downloadable content The Ancient Gods: Part Two. A different character with a role similar to that of Doomguy was portrayed by Karl Urban in the 2005 film adaptation. Doomguy has appeared as a guest character in several other games, including Quake and Tony Hawk's Pro Skater as well as including his likeness as a customizable skin for the Mii Gunner character in Super Smash Bros. Ultimate, and being added as an outfit in Fall Guys and Fortnite. He has received mainly positive reviews.