Comet Observatoryさんのイラストまとめ

Bulb Baby Yoshis from New Super Mario Bros. U are likely inspired by Yoshi after eating a Bulb Berry in Super Mario Galaxy 2.

There's an unused Iron Goomba in Super Mario Galaxy.

It doesn't contain an animation of being hit with a spin attack.

This could mean that it was either invulnerable to it or was made before the spin attack was even developed.

Super Mario Galaxy collectible pin for the Super Mario Bros. 35th Anniversary.

Rosalina Character Icons from Mario Party Superstars.

Dr. Mario World ended its service on November 1, 2021.

The game is responsible for new Super Mario Galaxy character variations as well as updated renders of friends and foes.

Rosalina Stickers from Mario Party Superstars.

Super Mario Galaxy's Spooky Speedster is a Boo that challenges Mario to races.

Despite being a ghost, it still wears a protective helmet and a visor.

Found in Super Mario Galaxy's files, "BossCrab" is an early model for the Megaleg boss.

Interestingly, it makes an appearance under the concept art for a scrapped Galaxy, Starman Fort.

Super Mario Halloween 2021 Artwork.

Princess Daisy returns with the Jack O'Goomba dress and Rosalina makes an appearance with new Halloween themed artwork.

The skeleton used in Super Mario Galaxy and Super Mario Galaxy 2 when Mario is shocked is similar to the Skeleton costume in Super Mario Odyssey.

Major differences being the nose, hands and feet.