Ten Shadows Technique

Partner with Megumi, Shadow Summoner.
Commander creatures you own have vigilance,"Gyokuken —{3}{w/b}{w/b},{t}: Create two 2/3 white and black Legendary Wolf Dog Shikigami creatures, with one named Gyokuken Kuro and the other named Gyokuken Shiro. Activate only once", "Nue —{1}{g/w}{g}{t}: Create a 3/2 a Legendary green and white Bird Beast Shikigami creature with flying named Nue, Flyer. Activate only once.", and "Datto —{x}{x}{w/b}{w}{t}: Create X 1/1 white Rabbit Shi