green flag This is based off of information from The Cutting Room Floor, where it states in the 3D World Prerelease Sub-Page, "Yoshi was considered for inclusion during development, but Nintendo ultimately decided against incorporating him. As Kenta Motokura noted, the game already contained mechanics similar to Yoshi's abilities, such as the potted Piranha Plants (which can eat enemies), Peach's floating jump, and Plessie."
Nintendo The Cutting Room Floor Y'all can you quit saying first like and first remix and stuff Like it's annoying