Free(!) Mini-Optimus Prime and Grimlock Construction Set from Transformers: Age of Extinction. No Purchase Necessary.

Who says there’s nothing free in life? Well this Saturday from 12-2pm EDT at select US Toys R Us stores you can get a free Kre-O Mini-Optimus and Grimlock Construction set without having to buy anything at all! Transformers just shared it on their Facebook page, which you can view below. Dinobots, RIDE!!!