Machinist's Arsenal Job select is one of the many Final Fantasy mechanics that create hero tokens, but there's only one Final Fantasy card that cares about Heroes: Cid, Timeless Artificer
I also love the milling of a lot to fill up your graveyard with stuff later on
Very atmospheric flavour text, too, which paints a haunting image of an unfathomably large nature spirit, the representation of the ice-laden waves
Oversized flier, free sac outlet, potential mass reanimation enabler, and even an offbeat angel commander, strangely enough
Price history tools show whether a card is at a peak or a low point, helping you time your purchases
There are seven cards in the deck that either create or directly benefit from blood tokens plus a few more that benefit from having generic artifacts they can use