They are not permanents, they cant be cast, and if a scheme would leave the command zone for any reason, it remains in the command zone
But of course, they do have extra abilities, which makes them all the better
While you could build a reasonable aggro or burn deck, people generally use it to try and make one-shot kills that take out the entire game at once
At this point, the expectation is that whenever charms return (perhaps as early as our return to the plane of Ravnica this fall), they will be very good
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Main Collectable Card Games Magic: The Gathering MTG Arena Code Card - Ral Planeswalker Deck MTG Arena Code Card - Ral Planeswalker Deck Card Text: (1) Magic: the Gathering Ral Planeswalker Deck Code Card