Are a Bear" (season 02, episode 24), where Yin and Yang come to Vincent von Growl's so-called Bear mitzvah. He's openly expressing unreasonable hate and malice against bears, whom he wants to discredit and cause injury to due to various reasons like a bear being his supervisor, one bear "mauling" him while he was the movie theater, bears making go to a 12 item check out when he had 13 items in his cart. Ranger Ron then pranks Yin and Yang after their desire to become Bear mitzvah'd remains unfulfilled. With help from Master Yo and the bear ranger that was Ranger Ron's supervisor, Yin and Yang were able to defeat Ranger Ron. Allies Coop (voiced by Jonathan Wilson) - A nerdy, shy chicken with a huge crush on Yin. Due to his resentment and Yin's rejection, he joined the Night Master in exchange for the promise to have Yin when the world was taken over. He's presented as a minor villain later in the series where he had powers and abilities rivaling Yin and Yang's. As he turned his back on Night Master and helped Yin and Yang to defeat the Night Master, he completely disappeared from the show, later returning in "The Pecking Order". He was stripped of his Night Master energy that spread across the world, possessing all who ingest it until Coop absorbs a large amount of controlled evil, enough to make him a Night Master. Coop can also enter the Night Master's lair whenever he wants. He has the ability to create a glowing orange-yellow, bird shaped battle aura, which he dubs "Shadow Chicken." While using it, he is powerful enough to defeat even Master Yo. In "Gone-A-Fowl" he starts to lose control of his evil, causing him to become a buff, shades wearing, bad boy version of himself whenever he gets frustrated, reverting to his dorky self when made happy. In this form, he gains the ability to infect others with his evil, causing them to become powered up evil versions of themselves. Before the final battle with Eradicus took place, Coop decided to join the Yin and Yang's Woo Foo Army to fight Eradicus. Lina (voiced by Novie Edwards) - An aqua-green female dog, Lina is Yang's not-quite-yet girlfriend and crush and Yin's best friend. She is a nice, carefree, confident yet short-tempered girl who lives on a farm with her father. She