mtg commander 2019 decks 2019: "Mystic Intellect" Deck you can cast your commander multiple times Spoiler] Commander 2019 Packaging :

Play can also be in the fun of constructing decks, whether its to build a competitive deck or a just for fun deck thats only ducks or only princesses, for example

Very similar to Phyrexian Arena, here you get your extra card much faster, and its more flexible too

Luckily black has access to a handful of spells that can change a lands type to Swamp

Notice how all of the lands are in a separate "graveyard pile" away from other potential action graveyard cards, those with Dredge or Flashback

Also, its one of the few black creatures in this list, and black doesn't get too many copy effects, so this Phyrexian shapeshifter has less competition