This card's art is a complete redesign of the original card's artwork and has two fat ponies being used as Synchro Material monsters. Here's the card's info:
Super Overweight Tuning
Normal Spell
Discard Tuner and non-Tuner monsters in your hand to the Graveyard. Special Summon 1 "My Chubbier Pony" or "My Chubbiest Pony" Synchro Monster from your Extra Deck whose Level equals the combined Levels of the monsters you discarded.
Rare