Watch Yu-Gi-Oh! Season 1 (Subtitled) Episode 139 – Fiend's Sanctuary Activates! online on animeTVplus with subtitles and HD playback.
← Episode 138 – Final Match Yugi vs Marik All Yu-Gi-Oh! Season 1 (Subtitled) episodes Episode 140 – Immortal Wall Egyptian God Slime →
Other seasons: Yu-Gi-Oh! GX, Yu-Gi-Oh! 5D's
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