Ancient Stone Idol

Public decks that run Ancient Stone Idol

• Blame Game - Murders at Karlov Manor Commander, led by Nelly Borca, Impulsive Accuser
• Eldrazi Unbound - Commander Masters, led by Zhulodok, Void Gorger
• Exquisite Invention - Commander 2018, led by Saheeli, the Gifted
• Growing Threat - March of the Machine Commander, led by Brimaz, Blight of Oreskos

Commanders that run Ancient Stone Idol most

Deck counts from EDHREC.

• Golbez, Crystal Collector: 5,391 decks
• Zhulodok, Void Gorger: 3,539 decks
• Xu-Ifit, Osteoharmonist: 3,189 decks
• Aloy, Savior of Meridian: 3,175 decks
• The Capitoline Triad: 2,055 decks
• Oviya, Automech Artisan: 1,317 decks
• Brudiclad, Telchor Engineer: 1,051 decks
• Feldon of the Third Path: 854 decks

Often played with Ancient Stone Idol

Cards that show up in the same decks on EDHREC.

• Devouring Strossus
• Marshmist Titan
• Rust Goliath
• Stratadon
• Colossus of Sardia
• Otherworldly Escort
• Death's Shadow
• Rootwire Amalgam
• Jokulmorder
• Splicer's Skill

Rulings

• 2018-07-13: If there are enough attacking creatures, Ancient Stone Idol's cost can be reduced to {0}.
• 2018-07-13: The total cost to cast a spell is locked in before you pay that cost. For example, if you control five attacking creatures, including one you can sacrifice to add {C}, Ancient Stone Idol costs {5} to cast. Then you can sacrifice the creature when you activate mana abilities just before paying the cost, and it still costs only {5} to cast.
• 2018-07-13: Ancient Stone Idol's cost is reduced for each attacking creature, not just creatures attacking you. It even counts your attacking creatures.