Little Buddy Super Mario All Star Collection Fire Mario Plush, 9.5" - 1420 cf-type-plush probably because Nintendo owned Rare

probably because Nintendo owned Rare and the rights to the Donkey Kong franchise at the time

They have a super form called Super Waddle Doo from Kirby's Return to Dream Land

where they appear under the name Boo Diddly

Diddy is a creation of the British company

SKU: PP150

Little Buddy Super Mario All Star Collection Fire Mario Plush, 9.5" - 1420 cf-type-plush probably because Nintendo owned RareFire Mario and Fire Luigi are the forms Mario and Luigi take after powering up with a Fire Flower. The form was first introduced in Super Mario Bros., and is one of the few forms to appear in more than one game. Company: Little Buddy UPC: 819996014201 SKU: 1420 Type: Plush Approx. Size: 6"L x 4"W x 9. 5"H Case (Units): 36