Heartstone

Type line

Artifact

Oracle text

Activated abilities of creatures cost less to activate. This effect can't reduce the mana in that cost to less than one mana.

Rulings

• It will never reduce any colored mana portion of an activation cost.2004-10-04
• It will not add a to abilities with no generic mana in their activation cost.2004-10-04
• The cost reduction can be applied to additional costs.2004-10-04
• Can’t reduce Snow mana costs.2006-07-15
• Activated abilities contain a colon. They’re generally written “[Cost]: [Effect].” Some keywords are activated abilities and will have colons in their reminder text.2016-06-08

Market price

$3.38