Nenya, Ring of Adamant

Equipped creature has lifelink. (Damage dealt by
the creature also causes its controller to gain that
much life.) When equipped creature attacks,
bolster 2. (Choose a creature with the least
toughness among creatures you control and put two
+1/+1 counters on it.)
{w}{w}: Attach to target creature you control.
Equip {3} ({3}: Attach to target creature you control.
Equip only as a sorcery.)