Heartstone
Stronghold (STH)
Artifact
Activated abilities of creatures cost
less to activate. This effect can't reduce the mana in that cost to less than one mana.Plays as
Ability Cost Reducer
Format legality
Constructed
StandardNot legal
PioneerNot legal
ModernNot legal
LegacyLegal
VintageLegal
PauperNot legal
Commander
CommanderLegal
Pauper CommanderNot legal
Duel CommanderLegal
PreDHLegal
OathbreakerLegal
Tiny LeadersLegal
Arena
AlchemyNot legal
HistoricNot legal
TimelessNot legal
BrawlNot legal
Standard BrawlNot legal
Competitive BrawlNot legal
GladiatorNot legal
Other
PremodernLegal
Old SchoolNot legal
Penny DreadfulNot legal
Future StandardNot legal
Used in 167 known combosEDHREC #3,885
Versions
4 printings · from $1.70
Rulings
5 · latest Jun 8, 2016
- WotCJun 8, 2016
Activated abilities contain a colon. They’re generally written “[Cost]: [Effect].” Some keywords are activated abilities and will have colons in their reminder text.
- WotCJul 15, 2006
Can’t reduce Snow mana costs.
- WotCOct 4, 2004
It will never reduce any colored mana portion of an activation cost.
- WotCOct 4, 2004
It will not add a
to abilities with no generic mana in their activation cost. - WotCOct 4, 2004
The cost reduction can be applied to additional costs.