Bolas's Citadel [War of the Spark] High-Speed Riders Search your library for an

Search your library for an artifact card and put that card onto the battlefield

you can take control of That monster up to the End Phase

As Steam Vents enters the battlefield

Set: Modern Masters Tokens Type: Emblem — Elspeth Rarity: Common Artifacts

Bolas's Citadel [War of the Spark] High-Speed Riders Search your library for anSet: 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 converted mana cost rather than pay its mana cost. {T}, Sacrifice ten nonland permanents: Each opponent loses 10 life.