Yu-Gi-Oh!, Vol. 3: Capsule Monster Chess

With the Millennium Scales and the Millennium Key, Shadi summons deadly illusions that, if Yugi can't successfully fight them, will kill his best friends. Later, Yugi and his friends discover the hidden characters in digital keychain pets, and Yugi meets Mokuba, Kaiba's brother, for a high-stakes game of "Capsule Monster Chess."