Fairy Tail Episode 164: Kagura vs. Yukino
Episode 164 of 175 of Fairy Tail, aired January 11, 2013, 25 minutes. Available with English subtitles and dub where released.
Episode summary
The last battle of the second day pits Kagura, Mermaid Heel's strongest wizard against Yukino, a young Celestial Spirit Wizard on Sabertooth's side. They bet with their lives and Yukino threatens to make good on it when she opens the unknown 13th Gate!