AVRAvacyn Restored

Descendants' Path

Descendants' Path from Avacyn Restored
Descendants' Path from Avacyn Restored

Enchantment   {2}{G} (CMC:3)

At the beginning of your upkeep, reveal the top card of your library. If it's a creature card that shares a creature type with a creature you control, you may cast that card without paying its mana cost. Otherwise, put that card on the bottom of your library.

173 AVR • ENTerese Nielsen

Legal in: Modern,Extended,Innistrad Block,Legacy,Vintage,Freeform,Prismatic,Tribal Wars Legacy,Tribal Wars Standard,Classic,Singleton 100,Commander

Oracle Text (click to copy):

View this MTG card on Gatherer
5/1/2012
If you cast a card "without paying its mana cost," you can't pay any alternative costs. You can pay additional costs, such as kicker costs. If the card has mandatory additional costs, you must pay those.
5/1/2012
If the card has {X} in its mana cost, you must choose 0 as its value.
5/1/2012
If the revealed card is a creature card that shares a creature type with a creature you control, but you choose not to cast it, it stays on top of your library.

Card Descendants' Path is not on TCGPlayer.