pokemon card meltan Colorless Artist Meltan : Sun AND MOON

Exchange that card with the top card of your library., so you basically just end up losing the game and probably a Swamp, but if you are able to cast a Darkpact you get to essentially trade your opponent a Swamp for whatever they anted - pretty dirty and cheesy, especially if they flip over a spicy rare

What are the weaknesses and retreat cost of this Gengar ex card

The probability of getting a gold crown Charizard ex in the fourth slot of a regular pack is just 0.013%

Because it had a keyword that also existed as a keyword counter (we called them "inheritable keywords"), the mutated creature would get a keyword counter with that ability

In terms of gameplay, the defining feature of Wilds of Eldraine is flexibility