Ajani Unyielding
Aether Revolt — mythic
Legendary Planeswalker — Ajani
Ajani Unyielding rulings:
2017-02-09: A nonland permanent card is an artifact, creature, enchantment, or planeswalker card.
2017-02-09: The amount of life gained from Ajani's second ability is equal to power of the creature as it last existed on the battlefield.