ファイティング・ファンタジー
In 2018 Higson wrote a "Fighting Fantasy" gamebook titled The Gates of Death, which was published by Scholastic books as part of their campaign to relaunch the "Fighting Fantasy" franchise. He is a long term "FF" enthusiast, having attended Fighting Fantasy Fest 2 in London the previous year and also made a cameo appearance in the Ian Livingstone gamebook "Blood of the Zombies".