mtg demon cards Ravenous // Archdemon of Greed [Dark Ascension Prerelease Promos put it into your hand The Speed Demon (Borderless) [Aetherdrift]

Power Down : Cut free counters (Force of Will, Fierce Guardianship) to pay mana and drop to fair Bracket 2

Interactive To this end, I value cards that naturally lead to more interactive games

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For example, if you have 10 lands on the battlefield and you used seven to cast Beledros, you can tap the remaining three lands for mana, activate Beledros to untap 10 lands, then tap them all again to have a total of 13 mana

It gets even stronger in decks that have blue or white in their color identity, as you can blink Dockside Extortionist to and from the battlefield to create an absurd amount of value