Yu - Gi - Oh ! - Episode 036 " Yugi vs . Pegasus : Match of the Millennium , Part 2 " , known as " Attacks Useless ! ? The Invincible Army of Toons " in the Japanese version , is the thirty - sixth episode of the " Yu - Gi - Oh ! " second series anime . It first aired in Japan on December 26 , 2000 and in the United States on September 21 , 2002 . Summary . Pegasus continues to read Yugi ' s mind in their Duel . Pegasus plays " Toon World " , turning his monsters into Toon monster s . Yugi knows from Pegasus ' Duel with Kaiba that this is a powerful card . Meanwhile , Bakura , under the control of Yami Bakura , leaves the group to search for Tristan . He finds him with Mokuba ' s body and being cornered by two guards . Bakura uses " Chain Energy " to trap the guards , allowing him and Tristan to escape . However while trying to escape , they quickly reach a dead end . Featured Duel : Yami Yugi vs . Maximillion Pegasus . Yugi has 1800 LP remaining and control s a Set monster and no other Set cards . His hand contains " Summoned Skull " , " Celtic Guardian " , " Spellbinding Circle " , " Magical Hats " and " Horned Imp " . Pegasus has 2000 LP remaining and controls " Ryu - Ran " and " Red Archery Girl " ( 1400 / 1500 ) both in Defense Position and a Set card . Turn 7 : Yami Yugi Yugi Sets a card and Normal Summon s " Summoned Skull " ( 2500 / 1200 ) in Defense Position . Turn 8 : Pegasus Pegasus draws . He then switches " Ryu - Ran " to Attack Position . " Ryu - Ran " attack s " Summoned Skull " , but Yugi activate s his face - down " Spellbinding Circle " to forbid " Ryu - Ran " from attacking or changing its battle position and decrease its ATK by 700 ( " Ryu - Ran " : 2200 → 1500 / 2600 ) . Turn 9 : Yami Yugi Yugi draws . He then switches " Summoned Skull " to Attack Position . " Summoned Skull " attacks " Ryu - Ran " , but Pegasus activates his face - down " Trap Displacement " to transfer the effect of " Spellbinding Circle " to " Summoned Skull " . This forbids " Summoned Skull " from attacking or changing its battle position and decreases its ATK by 700 ( " Summoned Skull " : 2500 → 1800 / 1200 , " Ryu - Ran " : 1500 → 2200 / 2600 ) . " Ryu - Ran " then destroy s " Summoned Skull " ( Yugi : 1800 → 1400 LP ) . Turn 10 : Pegasus Pegasus draws . He then activates " Toon World " , transforming " Red Archery Girl " and " Ryu - Ran " into their Toon counterparts : " Toon Mermaid " ( 1400 / 1500 ) and " Manga Ryu - Ran " ( 2200 / 2600 ) respectively . " Manga Ryu - Ran " attacks and destroys Yugi ' s Set " Giant Soldier of Stone " . Pegasus then uses the effect of " Toon World " to hide " Manga Ryu - Ran " within its pages . This means that Yugi cannot attack " Manga Ryu - Ran " while it ' s within " Toon World " . Pegasus then switches " Toon Mermaid " to Attack Position . Turn 11 : Yami Yugi Yugi draws . He then Normal Summons " Celtic Guardian " ( 1400 / 1200 ) in Attack Position . " Celtic Guardian " attacks " Toon Mermaid " , with Yugi intending to destroy both monsters in a Double KO as they have equal ATK . However , only " Celtic Guardian " is destroyed because Toon monsters cannot be destroyed by battle with non - Toon monsters . Pegasus then uses the effect of " Toon World " to hide " Toon Mermaid " within its pages . This means that Yugi cannot attack " Toon Mermaid " while it ' s within " Toon World " . Turn 12 : Pegasus Pegasus draws . He sets two cards . Turn 13 : Yami Yugi Yugi draws . Yugi ' s hand contains " Feral Imp " , " Monster Recovery " , " Magical Hats " and " Horn Imp " . Yugi Sets " Horn Imp " . Pegasus activates his face - down " Gorgon ' s Eye " , flip ping " Horn Imp " ( 1300 / 1000 ) face - up and turning it to stone . While " Gorgon ' s Eye " is face - up on the field , when a Defense Position monster Yugi controls is destroyed , Yugi will take effect damage equal to half that monster ' s DEF . Turn 14 : Pegasus Pegasus draws . He then activates his face - down " Doppleganger " and target s Yugi ' s " Summoned Skull " for the effect of " Doppleganger " . " Doppleganger " is Special Summon ed as " Summoned Skull " ( 2500 / 1200 ) in Attack Position . " Toon World " then transforms " Summoned Skull " into " Toon Summoned Skull " ( 2500 / 1200 ) . " Toon Summoned Skull " attacks and destroys " Horn Imp " . The effect of " Gorgon ' s Eye " activates ( Yugi : 1400 → 900 LP ) . Pegasus then uses the effect of " Toon World " to hide " Toon Summoned Skull " within the pages of " Toon World " . Turn 15 : Yami Yugi Yugi draws " Dark Magician " . Featured cards . The following cards appeared in this episode . Cards in italics debuted here .