- Review EarthRise Siege Transformers September 4, 2020September 4, 2020 Matrix Workshop UPGRADES for Siege/Earthrise Astrotrain: EmGo’s Transformers Reviews N’ Stuff Posted By: Tec 3rd Party, Emgo, reviews, Transformers, YouTube Liked it? Take a second to support TF-Prototype on Patreon! Share:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Tumblr (Opens in new window)