Is Sanctum of Shattered Heights legal in Standard, Modern, and Commander?

Sanctum of Shattered Heights is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Historic.

Sanctum of Shattered Heights

Q: What type of card is Sanctum of Shattered Heights?

Sanctum of Shattered Heights is a Legendary Enchantment — Shrine. Its oracle text reads: "{1}, Discard a land card or Shrine card: Sanctum of Shattered Heights deals X damage to target creature or planeswalker, where X is the number of Shrines you control."

Legendary Enchantment — Shrine

, Discard a land card or Shrine card: Sanctum of Shattered Heights deals X damage to target creature or planeswalker, where X is the number of Shrines you control.