Ajani, Blinded Warrior

{1}{w}{w}: Ajani, Blinded Warrior gains vigilance and +2/+2 until the end of turn.
{1}{w}{w}: Ajani, Blinded Warrior gains double strike and +2/+2 until the end of turn.
{2}{w}{w}{w}: When Ajani, Blinded Warrior attacks this turn it deals damage equal to the number of cats you control to all opponents creatures.