Appa, Steadfast Guardian [TLA - 10]

Flash
Flying
When Appa enters, airbend any number of other target nonland permanents you control. (Exile them. While each one is exiled, its owner may cast it for 2 rather than its mana cost.)
Whenever you cast a spell from exile, create a 1/1 white Ally creature token.

Rarity: Mythic

#: 10

Card Type: Legendary, Creature, Legendary Creature — Bison Ally

Card Color: W

Casting Cost: {2}{W}{W}