Nintendo hopes that Solid Snake's appearance in Super Smash Bros. Brawl on Wii will encourage other publishers to allow their characters to join the Smash Bros. line-up, and is already actively negotiating for the rights to include at least one or two other non-Nintendo character. The plot thickens when Smash Bros. series director Masahiro Sakurai and Mario creator Shigeru Miyamoto say that 'Sega's Sonic the Hedgehog is the character that Smash Bros. fans have requested the most.' This begs the question, which non-Nintendo characters are most likely to appear?