[[Category: chapters]] "Shadow Card!!", known as "The Card of Darkness!!" in the Japanese version, is the twentieth chapter of the Yu-Gi-Oh! 5D's manga. This chapter was first printed on March 21, 2011 in the 04/2011 issue of the V Jump magazine. It was later reprinted in volume 3 of the tankōbon. [[Chapter summary::Jack Atlas Duels Sect Ijuin for the "shadow card". Jack easily overpowers Sect with his "King" monsters, but Sect finally reveals the power he obtained from the darkness, changing the flow of the Duel.]]