Ring of Evos Isle
– Magic 2013
uncommon. Wondering where Evos Isle is? The Magic 2013 FAQ
has the answer! "The Magic 2013 core set has a cycle of Equipment that, in addition to giving the equipped creature another bonus, puts a +1/+1 counter on the equipped creature on each of your turns if it's a specific color. Each is named for a particular kingdom, country, or location on the plane of Shandalar."