LJN (1970-1995), founded by Jack Friedman, made many toys like Wrestling Superstars figures, Thundercats, Bionic Six, figures from movies like Indiana Jones and the Temple of Doom, E.T. and Gremlins. Video games: Back to the Future, Spider-Man series and WWF wrestling games.
One of their most advanced toy was the 255 Computer Command Car, a programmable toy car.
What's it worth? Take a look at this Ljn price guide: sold listings for a value indication.