Smokestack

Artifact, 4 (4)
At the beginning of your upkeep, you may put a soot counter on Smokestack.

At the beginning of each player's upkeep, that player sacrifices a permanent for each soot counter on Smokestack.¹
Illus. Scott Kirschner

Gatherer Card Rulings [Nov 2009]

• 10/4/2004: If a player does not have enough permanents, they sacrifice all the ones they have.
• 10/4/2004: Adding a counter is optional. If you forget to add one during your upkeep, you cannot back up and add one later.

Format Legality	Legal in Vintage, Legacy Banned in Extended, Standard
Printings (1/6)	Urza's Saga (Rare)