Watch Yu-gi-oh Season 3 Episode 139 -

The episode concludes with Yugi using the Multiply card on his tokens to provide enough tributes to summon his own Egyptian God, Obelisk the Tormentor , and launch a direct counter-attack. Where to Watch Legally

Marik demonstrates Ra's overwhelming strength, nearly finishing Yugi with its "One-Turn Kill" ability by fusing his own life points with the Egyptian God. Watch Yu-Gi-Oh Season 3 Episode 139

The Metal Fiend Token summoned by Fiend's Sanctuary reflects Marik's massive attack back at him, forcing Marik to use De-Fusion to save his own life points. The episode concludes with Yugi using the Multiply

Yugi uses the Fiend's Sanctuary card (given to him by Seto Kaiba) without even looking at it, trusting in the "Heart of the Cards" and his bond with his rival. Obelisk the Tormentor