Thryx, the Sudden Storm [Theros Beyond Death Prerelease Promos] Cat Whenever a nonartifact permanent you

Whenever a nonartifact permanent you control enters

Set: Dominaria Type: Legendary Artifact Rarity: Mythic Cost: {0} {T}: Add one mana of any color among legendary creatures and planeswalkers you control

Set: Hour of Devastation Prerelease Promos Type: Sorcery Rarity: Rare Cost: {X}{B}{B} Repeat the following process X times

Then if you control four or more lands

and if it would die this turn

Thryx, the Sudden Storm [Theros Beyond Death Prerelease Promos] Cat Whenever a nonartifact permanent youSet: Theros Beyond Death Prerelease Promos Type: Legendary Creature Elemental Giant Rarity: Rare Cost: {3}{U}{U} Flash Flying Spells you cast with mana value 5 or greater cost {1} less to cast and can't be countered. Even in their mountain fortresses, the Akroans have learned not to anger Thassa.