mtg cards like sam's desperate rescue 401 Games Canada Is this a Magic: The

The Tyranid Swarm Universes Beyond: Warhammer 40,000 Commander Deck set includes 1 ready-to-play Green-Blue-Red deck of 100 Magic: The Gathering cards (2 legendary traditional foil cards, 98 nonfoil cards), 1 foil-etched Display Commander (a thick cardstock copy of the commander card with foil etched into the cards border and art), 10 double-sided tokens, 1 deck box (can hold 100 sleeved cards), 1 life tracker, 1 strategy insert, and 1 reference card.

But there are plenty of other more affordable choices as wellfrom Chronicles , Time Spiral , Masters 25 or From the Vault: Dragons

It cares about artifacts and Phyrexiansbut mainly artifacts

If discover allows you to cast a split card, you may cast either half (as long as its mana value is less than or equal to the effect's discover value) but not both halves