Corrupted Grafstone
Mana cost
Mana value2TypeArtifact
Color identity
Colorless
RarityRare
SetShadows over Innistrad (SOI)
ArtistBastien L. Deharme
Price€0.22 · foil €0.55 · $0.32
Corrupted Grafstone 
Artifact
This artifact enters tapped.
: Choose a color of a card in your graveyard. Add one mana of that color.
It is all too easy to disturb the Blessed Sleep.
Legality
CommanderLegalStandardNot legalPioneerLegalModernLegalLegacyLegalVintageLegalPauperNot legalBrawlNot legalOathbreakerLegalHistoricNot legalTimelessNot legalPenny DreadfulLegal
Rulings
2016-04-08
Colorless cards have no color, so you can't add this way.
2016-04-08
Players can't respond to mana abilities, so no player can take any action to stop you from getting the color of mana you expect to produce once you announce the ability.

