"Purofess\u0101 Kobura"@en . . "* Snake Impaction\n* Snake Bite\n* The Final Battle\n* Snake Abundance"@en . . . . . . . . "Mercenary"@en . "Yu-Gi-Oh! GX Tag Force 2"@en . . . . . . "Professor Viper"@en . . . . "Yu-Gi-Oh! World Championship 2008"@en . "Male"@en . "Professor"@en . . "Professor Thelonious Viper"@en . . . . . "Professor Thelonious Viper, known in Japan as Professor Cobra\u300C\u30D7\u30ED\u30D5\u30A7\u30C3\u30B5\u30FC\u30FB\u30B3\u30D6\u30E9\u300D(Purofess\u0101 Kobura), is a professor hailing from West Academy and the main antagonist for the first arc of season 3. He was a former military commander who after losing his adopted son Pierce, allied with Yubel to revive him using the Bio-Bands to drain energy from the academy's duelists. After failing to defeat Jaden Yuki, Yubel changes his memories and then leads him off a ledge causing him to fall to his death."@en . . "* Yu-Gi-Oh! GX Tag Force 2\n* Yu-Gi-Oh! GX Tag Force 3"@en . . "\u30D7\u30ED\u30D5\u30A7\u30C3\u30B5\u30FC\u30FB\u30B3\u30D6\u30E9"@en . "Professor Cobra"@en . "Parasite of Light"@en . . . . . . "Thelonious Viper"@en . . "Professor Thelonious Viper, known in Japan as Professor Cobra\u300C\u30D7\u30ED\u30D5\u30A7\u30C3\u30B5\u30FC\u30FB\u30B3\u30D6\u30E9\u300D(Purofess\u0101 Kobura), is a professor hailing from West Academy and the main antagonist for the first arc of season 3. He was a former military commander who after losing his adopted son Pierce, allied with Yubel to revive him using the Bio-Bands to drain energy from the academy's duelists. After failing to defeat Jaden Yuki, Yubel changes his memories and then leads him off a ledge causing him to fall to his death."@en . . . "Yu-Gi-Oh! GX"@en .