Oketra the True (AKH) from Amonkhet, available at 401 Games Canada.

• Rarity: Mythic Rare
• Finish: Normal
• Artist: Chase Stone
• Card Text:
  Double strike, indestructible
  Oketra the True can't attack or block unless you control at least three other creatures.
  3W: Create a 1/1 white Warrior creature token with vigilance.