Boat jacker

The boat jacker is a muscular fish who steals the Patty Wagon in The SpongeBob SquarePants Movie and hangs out at the Thug Tug. He also appears in the Game Boy advance version of Nicktoons Unite!

Description
The boat jacker is a huge, slender, purple muscular fish who wears a ski mask, a torn-up dark blue jean jacket, and dark blue pants. He carries a crowbar with him.

The SpongeBob SquarePants Movie
The fish steals the Patty Wagon and later goes into a bar known as the Thug Tug. and have to develop a plan to get the key back, which is successful.

The SpongeBob SquarePants Movie video game
The jacker is in this game, only smaller, and in the levels "Bubble Blowing Baby Hunt" and "Dennis Strikes Back" as a slammer. He is also a boss in the GBA version.