. Rex was reissued in 2016 by Rhino Records and Reprise Records as a newly remastered 45th Anniversary Edition of the band's 1970 album. Originally released as the first album under the shortened T. Rex name, it marked the important transition from the Tyrannosaurus Rex era into the electric sound that would soon lead to the group's commercial breakthrough. This remastered edition was released in the United States and expanded the original album with two bonus tracks, "Ride A