m15 mtg cards Magic The Gathering (MTG 2015 Core Set / Intro Pack / Theme Deck Black Card Type New card frame in M15

You cant, for example, sacrifice one creature to both Phyrexian Altar and Ashnod's Altar because costs for multiple abilities or spells cant be paid simultaneously

In fact, its often unusual for a game of Commander to not feature at least a couple of treasure tokens

1 Rockfall Vale

Reprieve costs one generic and one white mana, but enables you to return a target spell on the battlefield to its owner's hand and draw a card

An EDH deck led by Vivi probably isn't going to want too many creature spells, but it's fairly likely that if you play this card, you'll also throw a few wizards or shamans in there, which will synergize nicely with all the non-creature spells you're throwing around