Bolas's Citadel (Draft Weekend) 79 - Launch Party & Release Event Promos [LARP]

Bolas's Citadel (Draft Weekend)

You may look at the top card of your library any time.
You may play the top card of your library. If you cast a spell this way, pay life equal to its converted mana cost rather than pay its mana cost.
T, Sacrifice ten nonland permanents: Each opponent loses 10 life.

• Set: Launch Party & Release Event Promos
• Rarity: Promo