invoked yugioh deck Oceanus - Yu-Gi-Oh! Card Database This is of the Secret Rare rarity. Invoked (Archetype) – cardcluster

Attach a Basic [R] Energy card from your hand to 1 of your Benched [R] Pokemon

So they were also probably baffled by just how bad the playable version of Slifer the Sky Dragon is

When summoned, Dark Magician Girl can get +300 ATK for every Dark Magician or Magician of Black Chaos in the Graveyard

Then, every attack lets you trade a random token you have lying around for one of their small creatures

Features Exodia the Forbidden One, an iconic ritual monster

A mono-black deck focused on artifacts and graveyard shenanigans, Necron Dynasties has 42 new cards in total, and each card in the deck, from reprints right down to basic lands, has art and flavour text to fit its Necron theme