Fireball

She settled in to wait: one day, two days, three, four. Urza came on the fifth. Or rather, a ball of fire descended from the stars during the fifth night. It struck the temple with hideous force. Masonry, stone and burning timbers flew across the plaza, smashing through shutters and walls. Xantcha got her sword from its hiding place, bid an unobserved farewell to the apothecary, then went hunting for Phyrexians through the smoke.

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Planeswalker, Chapter 12