Isolated in Cyber Space: Part 2 - S3-E3
Continuity mistake: When Obnoxious Celtic Guardian's attack is deflected back onto Yugi, there is a shot where there are no monster cards visible on Yugi's duel disk, even though at this point, Obnoxious Celtic Guardian and Chimera the Flying Mythical Beast are still on his field. The monster cards reappear on his duel disk seconds later. (00:16:43 - 00:17:05)
Isolated in Cyber Space: Part 2 - S3-E3
Revealing mistake: When younger, Kaiba and Mokuba are playing chess. There is a shot of them resetting the pieces on the chessboard to their original position so that they can play again. In the shot, the chess pieces are incredibly tiny and do not resemble real ones. (00:06:43)
