They have an individual collection number that is higher than the actual set number for example, the Snorlax above has a set number of 224/198 which is why they are called "secret" rare cards
Suddenly, we have a Devoted Druid combo piece that can be found with two of the most powerful tutors in Modern: Stoneforge Mystic and Urzas Saga
Read More: Have a look at the best deck boxes around 9 Phyrexiamn Triniform From little to very, very large, here we have Phyrexian Triniform, which is a nine mana 9/9
Fireblast Fireblast is a nerfed variant of Pyrokinesis that can be a terrible card but can also kickstart your burn triggers when you absolutely need it to
Necrotic Ooze Decks built around Necrotic Ooze try to assemble a combo with cards in their graveyard with activated abilities for Necrotic Ooze to copy
They're the TCG's most elusive and collectible card variants, with precious few available