pokemon card game sleeves Trading Celebration (25th Anniversary) Exclusive Card [Black, 65 Count] Fire Emblem 0 (Cipher) (and more Depending on your country regulations Pokemon Trading Card Game Blue

Magic cards graded by CGC have even set records at auction, including an Alpha Black Lotus that sold for $3 million

That said, defer to any specific summoning conditions a card might mention

Ill be weighting this list towards Commander, where most of the best horrors have the creature type arbitrarily and are just powerful cards without any typal synergies

Therefore a copy of such a creature will acquire the copiable values of the creature as it exists face down - typically a 2/2 colorless, costless, nameless, subtypeless creature - but it will be face up

As you can imagine, there are some pretty ridiculously powerful fusion monsters that this can bring out that Konami absolutely does not want you to summon off this card, so they banned it