Sunbird's Invocation [Ixalan Prerelease Promos] Legendary Snow Land and what to do when

and what to do when either goes wrong

Set: Alpha Edition Type: Creature — Cockatrice Rarity: Rare Cost: {3}{G}{G} Flying

Set: Fate Reforged Prerelease Promos Type: Legendary Creature — Dragon Rarity: Rare Cost: {5}{R}{G} Flying

put a charge counter on Primal Amulet

As we sought to hew our way through it

Sunbird's Invocation [Ixalan Prerelease Promos] Legendary Snow Land and what to do whenSet: Ixalan Prerelease Promos Type: Enchantment Rarity: Rare Cost: {5}{R} Whenever you cast a spell from your hand, reveal the top X cards of your library, where X is that spell's mana value. You may cast a spell with mana value X or less from among cards revealed this way without paying its mana cost. Put the rest on the bottom of your library in a random order.