mtg cards with devour Flesh | Gatecrash then gains life equal to that creatures toughness. Rules Text: Devour, 27 cards

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For only 3 mana, you can see why it was so popular

IN NO EVENT WILL ATTORNEYS FEES BE AWARDED OR RECOVERABLE

The design handoff had more than actually made it through development, but eight cards actually saw print: Brass Secretary, Capashen Standard, Heart Warden, Illuminated Wings, Marker Beetles, Plague Dogs, Slinking Skirge, and Yavimaya Elder

Furthermore, the Acolyte of Bahamut background makes it so that each Dragon you cast on a turn costs two generic mana less

It is incredibly powerful and almost always useful but it doesn't further your synergy or do anything proactive