Trolls is the French edition of Trollpak (2nd Edition) and Troll Gods combined for the French edition of RuneQuest.
Trolls is a compilation of all the human knowledge about Trolls in Glorantha circa 1622 ST. It includes their history, their customs, as well as a description of their main land, Dagori Inkarth.
As a desert, you'll find a menu of Troll's best delicacies as found in the best Troll restaurant.
Review of Trolls a supplement in French for RuneQuest