Bolas's Citadel - Secret Lair Drop - 1187

Legendary Artifact

Mana 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.

Rare · Secret Lair Drop · #1187 (SLD)

Illustrated by Lorenzo Mastroianni