Subjugate the Heavens

At the beginning of your upkeep, lose 2 life and create a 2/2 White Angel Spirit creature token with Flying, Lifelink and Defender.
Sacrifice an Angel: Deal 3 damage to target attacking creature, then add {w} to your mana pool.
{w}, Sacrifice and Angel: Exile target permanent you own then return it to the battlefield tapped.
No matter how high and mighty, all will kneel.