Bolas's Citadel [War of the Spark Prerelease Promos] Artifact Creature its power and toughness are

its power and toughness are each equal to the number of Forests defending player controls

(It can't be blocked as long as defending player controls a Mountain

Set: Zendikar Type: Creature — Goblin Berserker Rarity: Mythic Cost: {R}{R} Double strike

Now crabs loot the rubble to decorate their shells

Bolas's Citadel [War of the Spark Prerelease Promos] Artifact Creature its power and toughness areSet: War of the Spark Prerelease Promos Type: Legendary Artifact Rarity: Rare Cost: {3}{B}{B}{B} You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost. {T}, Sacrifice ten nonland permanents: Each opponent loses 10 life.