[Eclipyon]

So according to Rei, the Ring that he possesses is actually from the Calamity. Looks like the Calamity's return is imminent even with Pestis (from the summer moive) defeated.

And Ryugi being replaced? Seeing how Mashiro's flashback revealed there's a Gozyu Leon predating Rikuo, would this make his replacement the second or third Gozyu Tyranno?