star energy card pokemon Mewtwo (ex13-103) Holo Grass Energy Pokemon TCG:

Kill Switch Market Price: $8.80, Foil: $89.47 An intriguing artifact hate card, this three-mana rare artifact from Nemesis allows you to tap down all other artifacts on the battlefield for the remainder of the game so long as Kill Switch itself remains tapped

Its also got vigilance, making it a perfect choice to just keep swinging at your opponent with

Then you may return any number of creatures that saddled it this turn to their owner's hand.Saddle 1 (Tap any number of other creatures you control with total power 1 or more: This Mount becomes saddled until end of turn

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Overall, Temporal Forces raised the damage ceiling for turbo decks, and that shift has shaped the meta ever since