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Thats because, in addition to their individual card rarities, each card on this list is classified as a Secret Rare

A card that appears trimmed: A hooked appearance along the edge, unusually sharp or uncommon edges for the issue, an inconsistent tone to the color of the edge in question or a wavy, unnatural look to the edges

If you can't win with Derricrane's pop, it's worth considering using Bullet Train instead to get something back into your hand, especially if you can't use Revolving Switchyard

The Nekroz, a cabal who use the dead husks of Synchro Monsters to form sets of armor and hit the battlefield as powerful Ritual Monsters with multiple abilities

They are very potent against the big decks and terrible against the small ones