Gaiden Volume - Practical War Game

No Game No Life Gaiden: Practical War Game (ノーゲーム・ノーライフ プラクティカルウォーゲーム) is a Gaiden volume of the  of the  No Game, No Life  Light Novel series, published on December 23, 2016. It was releases in two different editions, the regular one and a special  limited edition, that was bundled with a Sora Nendoroid.