A short appearance at gameplay as well as concepts to increase the regulations for solo roleplaying making use of the Battling Fantasy game books, specifically the Warlock of Firetop Mountain.
Advanced Fighting Fantasy Quickstart:
https://www.drivethrurpg.com/product/108092/Advanced-Fighting-Fantasy-Quickstart?affiliate_id=346002
Axebane’s Deck of Many Dungeons:
https://www.thegamecrafter.com/games/axebane-s-deck-of-many-dungeons