Hakoda, Selfless Commander (#23)

Type: Legendary Creature — Human Warrior Ally

Text: Vigilance
You may look at the top card of your library any time.
You may cast Ally spells from the top of your library.
Sacrifice Hakoda: Creatures you control get +0/+5 and gain indestructible until end of turn.

Set: Avatar: The Last Airbender (#23)