mtg all phoenix cards Sunstreak You may cast it without paying its mana cost Aurora Phoenix (foil)

Whenever you cast an Instant or Sorcery spell, you create an X/X Colorless Construct Artifact Creature Token, where X is the converted mana cost of the Instant or Sorcery

1 Traditional foil Booster Fun rare or mythic rare card A traditional foil extended-art or borderless rare appears 74.6% of the time

According to Rosewater, its an extra way the Magic team wanted to give players choice in crafting their decks

Youre using less than half the cards from your pre-release kit in your deck, they might as well get sorted so you spend less time and effort sorting cards at home

Mask of Memory and Tome of Legends in particular reward you for attacking, and will both trigger multiple times from double strike or extra combats respectively