Microcasters – Alternate Universe Optimus Prime Lucas Bockelman / August 2, 2020 The cast discusses their thoughts on the new Amazon exclusive Transformers Earthrise Alternate Universe Optimus Prime Microcasters - Transformers Toy Reviews Microcasters - Alternate Universe Optimus Prime Play Episode Pause Episode Mute/Unmute Episode Rewind 10 Seconds 1x Fast Forward 30 seconds 00:00 / 50:10 Subscribe Share RSS Feed Share Link Embed