mtg sivitri dragon master commander deck Sivitri, | Dragons | EDH Tech #mtgtarkir #mtgcommander Dragon Master can be your commander Sivitri, Dragon Master | Dominaria

(That creature returns under its owner's control.) Creature - Whale Combat Celebrant If this creature hasn't been exerted this turn, you may exert it as it attacks

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With a mix of reprints and new innovations, every one of the 540 cards in your modern horizons booster box is eligible your modern deck for the first time

In the case of this card, it's because of how it uses the Cumulative Upkeep mechanic

Let's turn to the recently released Warhammer40k Commander decks which have a bunch of powerful newly printed cards, much more so than a normal Commander slate