Combo 預兆時鐘 +磨坊站 +全形機械獸 +莽勇狂徒瑪格妲 + Magic: the Gathering MTG

1) Tap the universal automaton and a treasure. 2) Tap the grinding station by sacrificing the tapped treasure. 3) A treasure enters through Magda's ability, untap the grinding station since an artifact entered the field and untap the universal automaton due to the ability of the clock of omens 4) Repeat again

合法性