Avatar Roku

Flying, Vigilance, Indestructible
Elemental Mastery — Whenever Avatar Roku attacks, choose two:
Destroy target artifact or enchantment.
Each opponent loses 3 life, and you gain 3 life.
Avatar Roku deals 4 damage to any target.
Exile target nonland permanent.
Avatar’s Guidance — At the beginning of your end step, if you control four or more basic land types, return a card from your graveyard to your hand.
"Some friendships are so strong, they can transcend lifetimes."