Ultraman Zero vs Darklop Zero

"Captain Hyuga of Zap Spacy and Rei land on a planet where they are unexpectedly confronted with the fake Ultraman and Ultra Seven. What's more, right in front of Gomora whom Rei has summoned, the mysterious and powerful Mecha Gomora shows up. When Ultraman Zero arrives, he is faced by the black giant, the armoured Tekuta-Gear -Black! In the middle of the fierce fight, there appears another warrior, Dark Lops Zero who looks just like Ultraman Zero…… "