Dimir Machinations [Ravnica: City of Guilds] Siren Whenever enchanted land becomes tapped

Whenever enchanted land becomes tapped

Exile seven other cards from your graveyard: Return Bone Dragon from your graveyard to the battlefield tapped

By the time the spider comes to slurp up its dinner

Set: Premium Deck Series: Fire and Lightning Type: Instant Rarity: Common Cost: {4}{R}{R} You may sacrifice two Mountains rather than pay this spell's mana cost

Dimir Machinations [Ravnica: City of Guilds] Siren Whenever enchanted land becomes tappedSet: Ravnica: City of Guilds Type: Sorcery Rarity: Uncommon Cost: {2}{B} Look at the top three cards of target player's library. Exile any number of those cards, then put the rest back in any order. Transmute {1}{B}{B} ({1}{B}{B}, Discard this card: Search your library for a card with the same converted mana cost as this card, reveal it, and put it into your hand. Then shuffle your library. Transmute only as a sorcery.)