1987 TV seriesThe Turtles had their own custom made grappling hooks called Turtle Line shaped like turtles' shells. While all of them used these grappling hooks, Michelangelo used them the most frequently.
2003 TV series
When Michelangelo decided to become a superhero called the Turtle Titan, he selected a grappling hook as his preferred mode of transportation.
2012 TV series
In the Nickelodeon cartoon, the Turles have used grappling hooks as well as grappling guns, a scene from The Kraang Conspiracy where the turtles use their grappling guns to infiltrate the TCRI building was used in the third version of the series' opening sequence.
Playmates created a whole playset segment called Z-line Ninjas based on grappling hooks.
In Dimension X, there are Long-Tongue Worms that can be used as grappling hooks.