Some cards have an ability that might, for example, read "Exile target card from a graveyard." Does this mean that it can be your own or your opponent's graveyard?
Yes
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If it doesn't say a particular graveyard, like "exile a card from target opponents graveyard", you can choose any graveyard.
SOL-
Quote from: kforte318 on October 06, 2013, 05:13:37 PM
Some cards have an ability that might, for example, read "Exile target card from a graveyard." Does this mean that it can be your own or your opponent's graveyard?
Yep! The wording on magic cards are important on things like this. If it says "a graveyard" it means just that; whichever graveyard you choose.
Edit: Boy, we sure showed this question who's boss...
VED
Woah, yeah you guys murdered that question. Thanks!
And this circumvents situations which a player has hexproof, since it does not target the player ;)