Seasons Past

Text:

Rulings:

• 4/8/2016 The phrase “different converted mana costs” compares the mana costs of cards in your graveyard to one another, not to Seasons Past. You may return a card with a converted mana cost of 6.
• 4/8/2016 If a card in your graveyard has <img src="/Handlers/Image.ashx?size=small&amp;name=X&amp;type=symbol" alt="Variable Colorless" align="absbottom" /> in its mana cost, X is considered to be 0.
• 4/8/2016 A card with no mana cost, such as a land, has a converted mana cost of 0.
• 4/8/2016 You choose which cards to return as Seasons Past resolves, not as you cast it.