List of fighters debuting in Super Smash Bros. Ultimate - Super Mario Wiki, the Mario encyclopedia
Super Smash Bros. for Wii U - Super Mario Wiki, the Mario encyclopedia
Super Mario (franchise) - Super Mario Wiki, the Mario encyclopedia
Sonic/LordRoymaster, Smash Moveset Fanon Wiki
Sonic the Hedgehog, Project: Crusade Wiki
File:WolfDownTauntBrawl.gif - SmashWiki, the Super Smash Bros. wiki
Metal Sonic - Super Mario Wiki, the Mario encyclopedia
How to Play (SSBU) - SmashWiki, the Super Smash Bros. wiki
Sonic, Super Smash Bros. Tourney Wiki
Smash Wiki Icons by cutiepatootie64 on DeviantArt
Sonic (SSBU)/Neutral attack/Hit 1 - SmashWiki, the Super Smash Bros. wiki
Super Smash Bros. Brawl, Sonic Wiki Zone
Tails - Super Mario Wiki, the Mario encyclopedia
Sonic (SSBU)/Down aerial - SmashWiki, the Super Smash Bros. wiki
Sonic (SSB4)/Up smash - SmashWiki, the Super Smash Bros. wiki