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