If you want the Pyra and Mythra figures Sakurai was talking about and haven't gotten them yet, you'll have to wait until 2023 – Destructoid
The Pyra & Mythra amiibo AI – Research Notes – Amiibo Doctor
Pyra and Mythra amiibo are confirmed to be sold in a double pack : r/Xenoblade_Chronicles
amiibo fans: should we be worried? | Famiboards
amiibo Alerts on Twitter: "Official Pyra + Mythra Smash Bros. Ultimate render! This could indicate that we're getting both amiibo... on one base? https://t.co/BY0W4RebEA" / Twitter
Crunchyroll - Kazuya and Sephiroth Amiibo Join the Smash Bros. Fight on January 13