Voracious Dragon [Duel Decks: Knights vs. Dragons] SPA Transmutador garracurva you gain 2 life for

you gain 2 life for each black and/or red creature target opponent controls

put a +1/+1 counter on Frostweb Spider at end of combat

if Krovikan Horror is in your graveyard with a creature card directly above it

Set: Magic 2014 Type: Creature — Vampire Common Cost: {2}{B} Sacrifice another creature: Blood Bairn gets +2/+2 until end of turn

Set: Commander 2013 Type: Artifact Uncommon Cost: {W/B}{U} {1}

Voracious Dragon [Duel Decks: Knights vs. Dragons] SPA Transmutador garracurva you gain 2 life forSet: Duel Decks: Knights vs. Dragons Type: Creature ? Dragon Rare Cost: {3}{R}{R} Flying Devour 1 (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with that many +1 +1 counters on it.) When Voracious Dragon enters the battlefield, it deals damage to any target equal to twice the number of Goblins it devoured.