Yoshi is a playable character in Super Smash Bros. Ultimate. He was revealed for the game along with the rest of the veterans on June 12th, 2018; he and Luigi were the last veterans confirmed, with both appearing at the very end of the trailer
Yoshi (SSBU)/Grab - SmashWiki, the Super Smash Bros. wiki
Yoshi - SmashWiki, the Super Smash Bros. wiki
Smash Wiki Icons by cutiepatootie64 on DeviantArt
Yoshi (SSB), Smashpedia
Meta Knight (Super Smash Bros. Ultimate), Smashpedia
Yoshi (universe) - SmashWiki, the Super Smash Bros. wiki
Yoshi (SSBU)/Down special - SmashWiki, the Super Smash Bros. wiki
Yoshi (SSBU)/Forward tilt - SmashWiki, the Super Smash Bros. wiki
Green Hill Zone - SmashWiki, the Super Smash Bros. wiki, green
Mario (Super Smash Bros. Ultimate), Smashpedia
Yoshi - SmashWiki, the Super Smash Bros. wiki
Yoshi's Island (SSBM) - SmashWiki, the Super Smash Bros. wiki