A Battle Against Fate
With Gates transforming as the Sword of Schwartzkaiser, and the demonic alien forces wreaking havoc on the campus of Daimon High, the entire school is transported to Solvania for a grand battle. Tessai and Setsura’s gang fight off the demons, while Nagumo faces Ryugen Higashikata. Ryoko must battle the invincible monster form of Willard Gates, but things look bleak when Gates easily breaks Ryoko’s kotetsu. But with Shizuma and a friend helping out, the tides may turn in the big finale.
Aired 22/10/2001EP 13 - A Battle Against Fate

Samurai Girl Real Bout High School
At Daimon High School, kids settle their disputes by dueling with each other in the school's official K-Fight battle arena. Ryoko Mitsurugi, samurai girl and undefeated K-Fight champion, is called upon by a mysterious Priestess to protect the Earth from an invasion coming from the alternate universe of Solvania. She must face battles that will test her skills, her friendships, and her heart in order to find her true strength as a samurai warrior.
(Source: Anime News Network)