Ring of Evos Isle [Magic 2013]

Set: Magic 2013 Type: Artifact — Equipment Uncommon Cost: {2} {2}: Equipped creature gains hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.) At the beginning of your upkeep, put a +1/+1 counter on equipped creature if it's blue. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)