Duel Computer



The Duel Computer is a computer used by Seto Kaiba to practice dueling against.

Yu-Gi-Oh! World Championship 2004
The Duel Computer is an unlockable opponentin Yu-Gi-Oh! World Championship 2004.

If the player defeats all the level 5 duelists 15 times, and then deafeats Seto Kaiba 3 times in a row, the fourth time, they can duel the Duel Computer.