XoverDressOne "Trickstar" and one <Prayer Dragon>  unit (You may place it by stacking it on all of the specified units instead of normal calling it to (RC))
[CONT](RC):If this unit is in the XoverDress state, this unit gets [Power] +10000, and for the battle this unit attacked, when your opponent would call cards from hand to (GC), they must call two or more at the same time. (Active on opponent's turn too)