Veloria, Angel of Asenthos

Flying, haste, unyielding
If a source an opponent controls would deal damage to another creature you control, you may instead have it deal that damage to Veloria, Angel of Asenthos.
Whenever Veloria, Angel of Asenthos is dealt damage for the first time each turn, it gets +X/+X until end of turn, where X is the amount of creatures you control.