The Gnarly Gnome is a monster created by Finster. He had the ability ro become invisible and his accordian to hypnotize people. He kidnapped teenagers so it would lure the Rangers into his clutches to put them under Rita's power. He would nap and wanted to hide it from Rita. Kim's deaf friend helped the Rangers get the teenagers out of the Gnarly Gnome's hold. He was defeated by the Megazord.