Street Fighter's Ryu as Super Smash Bros DLC? 3DS modder finds evidence in source files

A fighting legend could be coming to Smash Bros for Wii U and 3DS.

Would It be worth it to buy DLC in smash or should I stick to the base game? - Quora

All About Ryu and Roy's Files – Source Gaming

Rumour: Fresh Sources Suggest Shovel Knight Is Indeed Digging His Way To Super Smash Bros.

Super Smash Bros. for Nintendo 3DS & Wii U - Characters - Ryu

Bloodborne player beats PS4 game in 9 hours using Rock Band guitar controller

Super Smash Bros. for Nintendo 3DS & Wii U - Characters - Ryu

Super Smash Bros. for Nintendo 3DS & Wii U - Characters - Ryu

Street Fighter® Icon Ryu Joins the Roster of Super Smash Bros. for Nintendo 3DS / Wii U

List of rumors - SmashWiki, the Super Smash Bros. wiki

Blog Feed – Smash Labs

Super Smash Bros. for Nintendo 3DS & Wii U - Characters - Ryu

Ryu, Smashpedia