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17 May 2024: Card library updated.

Bolas's Citadel

3BBB · Legendary Artifact

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.

Similar cards

Color identity:
NameManaTypeText
Rebirth 3GGGSorcery Remove Rebirth from your deck before playing if you're not playing for ante. Each player may ante the top card of their library. If a player does, that player's life total becomes 20.
Vance's Blasting Cannons 3RLegendary Enchantment At the beginning of your upkeep, exile the top card of your library. If it's a nonland card, you may cast that card this turn. Whenever you cast your third spell in a turn, you may transform Vance's Blasting Cannons.
Lim-Dûl's Vault UBInstant Look at the top five cards of your library. As many times as you choose, you may pay 1 life, put those cards on the bottom of your library in any order, then look at the top five cards of your library. Then shuffle and put the last cards you looked at this way on top in any order.
Elven Chorus 3GEnchantment You may look at the top card of your library any time. You may cast creature spells from the top of your library. Creatures you control have "{T}: Add one mana of any color."
Stronghold Arena 1BEnchantment Kicker {G} and/or {W} (You may pay an additional {G} and/or {W} as you cast this spell.) When Stronghold Arena enters the battlefield, you gain 3 life for each time it was kicked. Whenever one or more creatures you control deal combat damage to a player, you may reveal the top card of your library and put it into your hand. If you do, you lose life equal to its mana value.
A-Security Rhox 2RGCreature — Rhino Warrior You may pay {R}{G} rather than pay this spell's mana cost. Spend only mana produced by Treasures to cast it this way. 5/5
Security Rhox 2RGCreature — Rhino Warrior You may pay {R}{G} rather than pay this spell's mana cost. Spend only mana produced by Treasures to cast it this way. 5/4
Sifter Wurm 5GGCreature — Wurm Trample When Sifter Wurm enters the battlefield, scry 3, then reveal the top card of your library. You gain life equal to that card's mana value. 7/7
Fallen Shinobi 3UBCreature — Zombie Ninja Ninjutsu {2}{U}{B} ({2}{U}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Whenever Fallen Shinobi deals combat damage to a player, that player exiles the top two cards of their library. Until end of turn, you may play those cards without paying their mana costs. 5/4
Hand of Emrakul 9Creature — Eldrazi You may sacrifice four Eldrazi Spawn rather than pay this spell's mana cost. Annihilator 1 (Whenever this creature attacks, defending player sacrifices a permanent.) 7/7
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