Players tend to refer to the ink colors by their primary color blue, red, yellow, purple, green except for steel, which is just called steel
(It's an artifact with ", , Discard a card, Sacrifice this token: Draw a card.") , Sacrifice this creature: Target creature gets -X/-X until end of turn, where X is twice the number of Blood tokens you control
Everything Explore does, this does plus more and while Explore gets a lot of play in decks with no access to Blue, this is still an incredibly good card and it likely impacts formats other than ours
They belong in Commander, and here they are
I have this card on third place in my own list, as I believe it is just topped by Murktide Regent and another blue card that we will encounter later down the line