I loved opening packs and finding Team Rocket versions of Golbat, Arbok, and, of course, Mewtwo
First, theres the Clone type, a card that can be a functional copy of another creature on the battlefield, with variation on whether it's yours, theirs, or either
You get 1 for free when spending 25 euros on Pokemon Trading Card game products
It prevents the next single point of damage dealt to target player or creature that turn, but it also then returns to its owners hand at the end step
She can exile instant-speed removal, combat tricks and even extra turn spells
You can use it to kill your opponent's blockers, or you can hit their life total for 3 if that's a more effective path to victory