In fact, if X is the first card of their program, they can't cast any card in their program, at least until new cards are put ahead of it
K., or Orcust-themed Ultra Rare card with a custom emblem for that theme, emblazoned right on the card's text box
Stamped With Partial/Missing Foil: Visually similar to missing stamps (well a little bit similar at least) cards sometimes get stamped without all of the foil
I think that's what throws people as I'm usually tapped out and playing a non blue deck, so they probably didn't think I had interaction
As such, it leans heavily on a quartet of monstersvampires, werewolves, zombies, and spirits
If you are buying higher-end promos or graded cards, ask for additional photos rather than trusting one front image