Sylvan Horned Beast King of Calamity, Magnolia Masques

:This card can only be ridden from a grade 3 card with "Magnolia" in its card name. :During your turn, all of your rear-guards on with a Dragontree marker can attack from the back row, and get +10000. :[Remove a card with "Magnolia" in its different card name from this unit from hand, soul, or drop], and this unit gets ":When your rear-guard attacks a vanguard from the back row, choose one of your opponent's rear-guards, and retire it." until end of turn.