There is also the fact that Lucas had licensed the game rights to Star Wars to Kenner along with the toys, in a deal that was very much in Kenner's favor. As long as Kenner paid them either 5% of their yearly profits on Star Wars toys and games or 100k, the deal would continue. They finally stopped paying in 1991.

https://www.filfre.net/2021/02/the-second-coming-of-star-war...