Blast Zone enters the battlefield with a charge counter on it.{T}: Add {C}.{X}{X}, {T}: Put X charge counters on Blast Zone.{3}, {T}, Sacrifice Blast Zone: Destroy each nonland permanent with mana value equal to the number of charge counters on Blast Zone.
Blast Zone enters the battlefield with a charge counter on it.{T}: Add {C}.{X}{X}, {T}: Put X charge counters on Blast Zone.{3}, {T}, Sacrifice Blast Zone: Destroy each nonland permanent with mana value equal to the number of charge counters on Blast Zone.
Blast Zone enters the battlefield with a charge counter on it. {T}: Add {C}. {X}{X}, {T}: Put X charge counters on Blast Zone. {3}, {T}, Sacrifice Blast Zone: Destroy each nonland permanent with mana value equal to the number of charge counters on Blast Zone.