Animal characters
Also only available in Challenge from the Dark Side, these characters lacked Vendettas and Cinekills. Their stages actually belong to other characters onto whom they piggybacked.
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Crispy, a chicken from a farm who practices Egg Fu and died by helicopter blitz in 1967. His stage is the same as Blast, which is an adapted version of Midknight's from the first game.
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Hooter, an owl from Salem who practices Owl-Kwon Do and died in 1692 alongside the character Xavier. His stage is the same as Xavier's.
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Slither, a snake from a bar called the Snakebite Saloon who practices brawling and died in 1820 while defending his bar. He shares a stage with new character Dawson.
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Yappy, a dog from New York City who practices Shih Tzu Fu and was run over by an automobile during a revengeful sabotage attempt in 1950. He shares a home stage with the hidden character Senator.
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Zuni, a monkey at the Blue Dragon Circus who practices Monkey Fu and died by elephant stampede in 1902 while trying to put out a fire in the circus tent. His stage is Jetta's Stage.