Enchantment
Planeswalker spells you cast cost {1} less to cast.
At the beginning of your upkeep, conjure a random planeswalker card into your hand. It perpetually gains prismatic.
"Who could we be without the Eldrazi, or Bolas, or Phyrexia? If the Multiverse never needed saving, it would never have experienced such suffering."
—The Theorist, Jace Beleren