Here is the full list of all 37 Fighting Fantasy Legends achievements.
Kill Zagor, Balthus Dire and Zanbar Bone on Legend Difficulty
Unlock all Titles with the Same Character
Fully Upgrade Your Luck Dice
Fully Upgrade Your Skill Dice
Kill Zagor, Balthus Dire and Zanbar Bone on Hero Difficulty
Complete the Creature Codex
Find the Spider-Man
Open Zagor's Treasure Chest in Firetop Mountain
Kill all of the Pirates on the Pirate Ship
Kill Zagor, Balthus Dire and Zanbar Bone on Adventurer Difficulty
Kill Balthus Dire
Kill Zagor the Warlock
Kill the Red Dragon in Firetop Mountain
Rescue the Prisoner in Firetop Mountain
Escape from Jail in the Citadel
Pass 10 Skill Tests
Play any dice game at the Zengis Gambling Hall
Beat the Strongman in Port Blacksand
Find the Legendary Pirate Treasure
Kill Zanbar Bone
Carry the Best Weapon and Armour Cards
Find the Silver Throwing Knife
Get a Tattoo
Pass 10 Luck Tests
Find the Hag's Hair
Gain 10 Titles
Complete 5 Quests
Win a Fight That You Start With 1 Stamina
Have a Curse Removed
Defeat the Goblins or the Troll in the Spotted Dog Tavern
Win a Game of Baysball
Dice with Death in the House of Skulls
Find the Lotus Flower
Be Victorious in Combat 20 Times
Find the Black Pearls
Unlock a Title
Upgrade any Die