Omega Shenron, Assimilating Evil

[Empower Red3/Yellow3][Blocker] [Activate : Main] 2, if your Leader is a "Shadow Dragon" card : Play this card from your hand with 2 markers on it. [+1][Auto] When this card attacks or activates [Blocker], use up to 1 "Shadow Dragon" card with 5000 combo power from your Drop in a combo with its skills negated for the turn. [-7][Activate : Main] If you have 4 or more energy : Choose up to 1 "Shadow Dragon" card in your Battle Area and switch it to Active Mode.