In your collection
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| NM | LP | MP | HP | DMG | Total | |
|---|---|---|---|---|---|---|
| Foil | ||||||
| Total |
LangENPaid— avg
Heartstone
h09Premium Deck Series: Slivers#26uncommon
Treatments
Foil
Market price · TCGplayer
updated 2026-06-21
Foil$4.49
Low $3.46Mid $5.00Buylist —
All finishes · 30d
updated 20h ago
Foil$4.49▲ +4.4%
All Printings
4 printings across 3 sets
Printings
4 total
The List#H09-26
2024 · John Matson
$1.54
The List#STH-134
2023 · John Matson
—
Premium Deck Series: Slivers#26
2009 · John Matson
$4.49
Stronghold#134
1998 · John Matson
—
Card details
- Artist
- John Matson
- Frame
- 2003
- Language
- EN
- Border
- black
- Security stamp
- —
Format legality
AlchemyNot legal
BrawlNot legal
CommanderLegal
DuelLegal
Future StandardNot legal
GladiatorNot legal
HistoricNot legal
LegacyLegal
ModernNot legal
OathbreakerLegal
Old SchoolNot legal
PauperNot legal
Pauper CommanderNot legal
PennyNot legal
PioneerNot legal
PreDHLegal
PremodernLegal
StandardNot legal
Standard BrawlNot legal
TimelessNot legal
Tiny LeadersLegal
VintageLegal
Oracle text
Artifact
Activated abilities of creatures cost 
less to activate. This effect can't reduce the mana in that cost to less than one mana.
Abilities
StaticActivated abilities of creatures cost less to activate. This effect can't reduce the mana in that cost to less than one mana.
less to activate. This effect can't reduce the mana in that cost to less than one mana.Plays as
Ability Cost Reducer
Flavor & art
“"Finding a true heartstone is even harder than finding a true heart." —Hanna, *Weatherlight* navigator”
Illustrated by
John Matson
Rulings
- 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 {1} to abilities with no generic mana in their activation cost.
- WotCOct 4, 2004
The cost reduction can be applied to additional costs.