Archon of Sun's Grace
From Theros Beyond Death set
Archon of Sun's Grace
Creature — Archon
3/4
Flying
Lifelink (Damage dealt by this creature also causes you to gain that much life.)
Pegasus creatures you control have lifelink.
Constellation — Whenever an enchantment you control enters, create a 2/2 white Pegasus creature token with flying.