Steel of the Godhead
From Shadowmoor set
Steel of the Godhead
Enchantment — Aura
Enchant creature
As long as enchanted creature is white, it gets +1/+1 and has lifelink. (Damage dealt by the creature also causes its controller to gain that much life.)
As long as enchanted creature is blue, it gets +1/+1 and can't be blocked.
