From Under the Floorboards [Shadows over Innistrad Prerelease Promos] Hellion Hydra Set: Urza's Saga Type: Artifact

Set: Urza's Saga Type: Artifact Rarity: Rare Cost: {4} As Phyrexian Processor enters the battlefield

Whenever a Mountain is tapped for mana

the dragons sweeping through its skies

Whenever one or more creatures an opponent controls attack you and aren't blocked

From Under the Floorboards [Shadows over Innistrad Prerelease Promos] Hellion Hydra Set: Urza's Saga Type: ArtifactSet: Shadows over Innistrad Prerelease Promos Type: Sorcery Rarity: Rare Cost: {3}{B}{B} Madness {X}{B}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.) Create three tapped 2 2 black Zombie creature tokens and you gain 3 life. If this spell's madness cost was paid, instead create X of those tokens and you gain X life.