Frank (Kickin' It)

Frank Nickle is a recurring antagonist in the Disney series Kickin' It, a member of the black dragons, he is a ruthless bully who uses his Karate skills to intimidate others, however he fears Jack, as Jack is much better fighter than he is. He is quite high ranking in the black dragons as he often servers as a second in command to Sensei Ty.

History
Frank meets Jack on his first day, following Frank and several other black dragons intimidating others, Jack proceeds to defeat all four of them. He is later defeated in the Karate competition by Milton.

Personality
Frank is brutish, aggressive, petty bully. He is also very dim, as shown by the fact he's 19 and still in seventh grade.