As Prism Ring enters the battlefield, choose a color. Whenever you cast a spell of the chosen color, gain 1 life.
Wear it on your dominant hand and it will follow your lead.
Illus. Daniel Ljunggren
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BATTLE FOR ZENDIKAR 
MODERN MASTERS 2015
DRAGONS OF TARKIR 
FATE REFORGED 
KHANS OF TARKIR 
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