|First appearance||Twelve Hundred Degrees Fahrenheit|
The Nagni-Vatu, called the Fijian Man-Eating Bird in the show. Its first appearance was in Twelve Hundred Degrees Fahrenheit.
The Nagni-Vatu is a large, about 15 feet from head to tail, bird like cryptid. Its body feathers are light green while the wing, face, tail feathers are red, and its wing span is about 10 feet across.
Doyle claimed to ride one while escaping from Baron Finster.