Barney, the polarizing purple dinosaur who was a mainstay of many millennial upbringings, is making a triumphant return to TV screens next year — but this time, he'll be animated. Mattel Inc.

Barney is back, and while Mattel has not yet officially confirmed it, we're guessing he still loves you. Toy giant Mattel announced Monday that Barney, the friendly (and, let's be honest, ...