Aquila, the Virtuous

Flying, Vigilance, Hexproof, Haste, Flash, Lifelink, Protection from all colors.
This spell cannot be countered.
When Aquila, the Virtuous enters the battlefield, you may sacrifice it,
when Aquila, the Virtuous goes to your graveyard, you may exile it.
{w}Exile Aquila, the Virtuous, you gain 20 life.