Yami Bakura is the evil spirit that resides in the Millennium Ring. Yami Bakura has the option to control and take over Bakura's body whenever he wants. Yami Bakura is a recurring villain throughout the series. Yami Bakura's goal is to collect all 7 Millennium items so he can use their powers.
Yami Bakura is a combination of a Thief King from ancient Egypt and of the demon Zorc Necrophades. Yami Bakura also controls powerful shadow magic and can turn normal games into Shadow Games. He can also send people to the Shadow Realm.
In the English dub version of the anime by 4Kids Entertainment, Yami Bakura was voiced by Ted Lewis.
In a lesser known English dub by Odex Ltd Yami Bakura was voiced by Chuck Powers.