i just found this fan fic that is a huge cross over it called Mighty Morphin Mecha Rangers! it has Bit Cloud, Simon the Digger, Roger Smith, Shinji Ikari and Van from Escaflowne being lead by Seto Kaiba and the head of Optimus Prime in a fish jar

yeah it kinda weird but funny

http://www.fanfiction.net/s/6366459/..._Mecha_Rangers