Sinister Secrets: Part 1 Yu-Gi-Oh! : Season 5 Episode 12
TV-Y 24m
Aired: October 1st, 2005
It's Yugi vs. Leon for the title of King of Games at the KC Grand Championship! However, something sinister lurks in the shadows, for this duel is more than just getting the crown! Zigfried's greatest revenge is about to commence as his real master plan is unleashed!
