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