- In episode 44, Witty Phantom took Seto Kaiba prisoner to sacrifice him to the Mythic Dragon. He was the only character in the virtual world that was aware that he was part of a computer program. In the next episode, he reveals to Seto that he had captured Mokuba Kaiba. Mokuba then summons "Swordstalker" and uses it to free his brother. After Mokuba gives Seto his Deck back, Seto summons "Blue-Eyes White Dragon" and uses it to attack and destroy Witty Phantom.
- He was voiced by Eiji Takemoto (JP) and Darrn Dunstan (ENG).