Tom Waltz is the co-writer (along with Kevin Eastman) of Teenage Mutant Ninja Turtles (IDW), the story for the video game Teenage Mutant Ninja Turtles: Mutants in Manhattan, After the Fire, The Last Fall, Children of the Grave, TMNT/Ghostbusters and TMNT/Ghostbusters 2. [source](https://turtlepedia.fandom.com/wiki/Tom_Waltz)