The final Smash Bros amiibo, Kingdom Hearts' Sora, is coming next year
Super Smash Bros. Ultimate, Nintendo
Sakurai is Done With Super Smash Bros. Ultimate?
The Sora Amiibo Leak
Super Smash Bros News
Sakurai Acknowledges End Of Super Smash Bros. Ultimate Development
Pyra and Mythra Amiibo Have Arrived At Last - Gameranx
Sakurai: Work has finally come to an end on Smash Ultimate as Sora amiibo is done - My Nintendo News
Sora from Kingdom Hearts announced as a new DLC fighter in Super Smash Bros. Ultimate - News - Kingdom Hearts Insider
The Sora Smash Bros amiibo is up for pre-order on My Nintendo Store UK