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.
![Sunbird's Invocation [Ixalan Promos] | Spectrum Games](http://spectrumgaming.com.au/cdn/shop/products/c665dd04-6e2a-4bb3-b800-235a13ae67d4.jpg?v=1591951702)
