![Bolas's Citadel [War of the Spark]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/bolas-s-citadel-war-spark.webp)
Description
| Set: | War of the Spark |
| 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.
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