Board Thread:Questions and Answers/@comment-11488613-20131013222430/@comment-16909581-20131027160034

Reebro just breed riff and t rox over and over it fits the criteria as a four and three element monster pair, plus seeing as a riff can't come out of it, other than a reebro, t rod is the only other option and this has the shortest breeding and incu. Time than any other three element monster