Sony has registered the domain for www.playstationallstarsbattleroyale.com, suggesting a reveal of the heavily-rumoured PlayStation 3 exclusive fighting game is imminent.
Sony's Smash Bros. rival is called PlayStation All-Stars Battle Royale, according to a survey.
Images of Sony's rumoured Smash Bros. rival have emerged.
Sony has declined to comment on a rumour that it is making a PlayStation 3 exclusive Smash Bros. rival.
The console manufacturer told Eurogamer "we do not comment on rumour or speculation" when quizzed about the game, reportedly in the works at US developer SuperBot Entertainment.
Word of the mystery brawler first emerged on The Paul Gale Network, which claimed it featured a number of Sony mascots, including Parappa the Rappa (Parappa the Rapper), Kratos (God of War), Sly Cooper (Sly Cooper), Nathan Drake (Uncharted), Sweet Tooth (Twisted Metal), Colonel Mael Radec (Killzone) and Fat Princess (Fat Princess).