Magic: the Gathering - Mystic Barrier (18/356) - Commander 2013
Magic: the Gathering is a collectible card game created by Richard Garfield. In Magic, you play the role of a planeswalker who fights other planeswalkers for glory, knowledge, and conquest. Your deck of cards represents all the weapons in your arsenal. It contains the spells you know and the creatures you can summon to fight for you.
Card Name: Mystic Barrier
Cost: 4W
Color: White
Card Number: 18/356
Artist: Matt Stewart
Card Text: When Mystic Barrier enters the battlefield or at the beginning of your upkeep, choose left or right.Each player may attack only the opponent seated nearest him or her in the last chosen direction and planeswalkers controlled by that player.