Altar of Shadows
Buy at Card Kingdom$0.59

Cheapest priced copy (Mirrodin): $0.59 at Card Kingdom, near mint, their price list as of .

Altar of Shadows {7}

Artifact · Rare · Mirrodin · #143

At the beginning of your first main phase, add {B} for each charge counter on this artifact.

{7}, {T}: Destroy target creature. Then put a charge counter on this artifact.

1 printing · $0.59 to $1.49 at Card Kingdom
SetNumberRarityCard KingdomFoil
Mirrodin143Rare$0.59$1.49
2 rulings from Wizards of the Coast
  1. 4 October 2004The precombat main phase is the first main phase of the turn. All others are postcombat main phases, even if they technically occur before combat.
  2. 1 December 2004You put the counter on Altar of Shadows even if the creature regenerates.