Kai Green[]
Kai is Ben's current girlfriend, and was invited by him for their trip because he was tired to be the third wheel. She is a very calm person except when it involves other girls from Ben's life, and she is also training sword arts.
Appearance[]
Kai now has short hair, painted yellow on the bottom. She wears a red squared jacket with a fang necklace, green shorts yellow boots and fingerless black gloves. She keeps the Excalibur behind her back.
Powers and Abilities[]
Kai has considerable tracking skills taught to her by her grandfather. She has been taking Judo lessons, showing considerable skill against trained soldiers of the Forever Knights, and is very skilled with swords.
Equipment[]
Kai is the bearer of the Excalibur.
Weaknesses[]
Kai has the weaknesses of a normal human, but is also very stubborn when it comes to other girls from Ben's life and sometimes even his children. Big Chill ones. Kai also has a tendency to be attracted to furry aliens.