Bowser Jr. (SSBU) - SmashWiki, the Super Smash Bros. wiki

Bowser Jr. 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 returns with his Junior Clown Car, and the Koopalings return as alternate costumes alongside him. As in Super Smash Bros. for Nintendo

58 Bowser/Koopa Jr. - Super Smash Bros. Ultimate by ElevenZM on DeviantArt

Tweek - Liquipedia Smash Wiki

Yoshi (SSBU) - SmashWiki, the Super Smash Bros. wiki

Bowser Jr. - Ultimate Frame Data

Copy Ability/Super Smash Bros. - WiKirby: it's a wiki, about Kirby!

Super Smash Bros. for Wii U - Super Mario Wiki, the Mario encyclopedia

Bowser Jr. (SSBU) - SmashWiki, the Super Smash Bros. wiki

Super Smash Bros. Ultimate - Super Mario Wiki, the Mario encyclopedia

Super Smash Bros. Melee - 13 to 17 / Characters - TV Tropes

Bowser (Super Smash Bros. Ultimate), Smashpedia

Super Smash Bros. for Nintendo 3DS / Wii U - Animal Crossing Wiki - Nookipedia

Fox - Super Mario Wiki, the Mario encyclopedia

Bowser Jr. Super Smash Bros Ultimate

Bowser Jr., Smashpedia

Bowser Jr. (SSBU) - SmashWiki, the Super Smash Bros. wiki