Heartstone
Card name :
Heartstone
Mana Cost :
Types :
Artifact
Card Text :
Creatures' activated abilities cost
less to play. If this would make an ability cost 0 or less mana to play, it costs
, plus any nonmana costs.
Expansion :
Stronghold
Rarity :
Uncommon
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less to play. If this would make an ability cost 0 or less mana to play, it costs , plus any nonmana costs. 
Stronghold 