Patron of Justice

Angel Flavor (You may cast this card any time
you could cast an instant by sacrificing an Angel
permanent. If you do, the total cost to cast this card is reduced by the sacrificed permanent's mana cost.)
Lifelink 2 , Haste , Double Strike , Vigilance,
Flying, Protection from all without white.
The heavenly feather descended from the sky and illuminated itself, transforming into a spirit of justice, deploying pure wings to destroy evil