Uriel, The Fallen Flame

Convoke (Each creature you tap while casting this
spell pays for {1} or one mana of that creature's color.)
Flying, hexproof
When Uriel, The Fallen Flame enters the battlefield, create two 4/4 white angel creature
tokens with flying and lifelink.
While Uriel, The Fallen Flame is on the battlefield
you cannot lose the game.