Sunbird's Invocation 165 - Ixalan [XLN]

Sunbird's Invocation

Whenever you cast a spell from your hand, reveal the top X cards of your library, where X is that spell's converted mana cost. You may cast a card revealed this way with converted mana cost X or less without paying its mana cost. Put the rest on the bottom of your library in a random order.

• Set: Ixalan
• Rarity: Rare