"The Eternal Duel" is the ninety-ninth episode of the Yu-Gi-Oh! ARC-V anime. It first aired in Japan as a one hour special with episode 100 on April 3, 2016.
Declan and Roger begin their Duel with their pride on the line! Despite Declan's marvelous display of his "D/D" Deck, Roger manages to counter his strategies. However, something unexpected happens to Roger's appearance. Meanwhile, Yuya, Jack and the Lancers reach the Security building, where Declan is.