Full list of all 98 Lost Castle achievements.
The base game contains 81 achievements, and there are 2 DLC packs containing 17 achievements.
Die 30 times.
Open 100 chests.
Kill 500 monsters with a staff.
Summon skull servants.
Defeat Demon Spider.
Defeat King of Goblins.
Drink Ignition Potion, and set fire to everywhere.
Drink Cathartic Potion, and poo everywhere.
Defeat The Puppy.
Pick up the Ghost Armor.
Turns into a werewolf.
Collect 500 gold.
Kill 500 monsters with a two-handed sword.
Defeat Cyclops.
Open 30 chests.
Die 5 times.
Defeat Big Head.
Kill 100 enemies.
Save other player successfully.
Defeat Boss Slime.
Drink Potion of Impoverishment.
Rescue pharmacist.
Rescue thief.
Rescue blacksmith.
Reach level 10.
Reach level 30.
Be caught into castle by goblins.
Kill 500 monsters with a single-handed sword.
Kill 500 monsters with a spear.
Kill 500 monsters with a musket.
Kill 500 monsters with dual blade.
Kill 500 monsters with a bow.
Defeat Death Lord.
Defeat Evil Tyrant.
Enter earl's secret chamber, and accomplish the first playthrough.
Defeat Nightmare Guardian.
Collect 3000 gold.
Be revived by Badge of Rebirth.
Be saved by Protector of Life.
Accomplish final evolution of Ghost Armor.
Pick up the Spirit.
Cast erosion skill.
Get drunk.
Drink Potion of Fortune.
Drink Giant Potion.
Drink Dwarf Potion.
Drink Blind Potion.
Drink Fart Potion, and fart everywhere.
Save others 50 times.
Kill 1000 enemies.
Drink 100 potions.
Use 5 blood altars.
Play one-arm bandit 100 times.
Collect 3000 evil souls.
Get burning debuff 100 times.
Get freezing debuff 100 times.
Get poisoned debuff 100 times.
Defeat King of Goblins(fortress).
Defeat Death Asura.
Defeat Yaksha.
Defeat Rakshasa.
Defeat Great Mole Shark.
Defeat Great Golem.
Defeat Fallen Dreagon.
Defeat Lord Harwood.
Defeat Fallen Treasure Hunter.
Defeat General.
Pick up Fallen Wings.
Hatch a baby dinosaur.
Feed the baby dinosaur to become adult.
Pick up Evil mirror and generate another self.
3 spirits follow you at the same time.
Record all kinds of weapons and armor.
Record all kinds of monsters in the castle.
Record all kinds of items and treasures.
Defeat Death Asura WITHOUT breaking any of its hands.
Destroy Goblin king's fortress ONLY with bombs.
Give The Puppy a meat.
Reach level 80.
Reach level 110.
Defeat Death Spirit.
Defeat Monk Murloc
Defeat Wood Knight
Defeat Dragon
Defeat Murloc Princess
Defeat Ice Giant
Defeat Ancient Troll
Defeat Adad
Defeat Gibil
Defeat Nusku
Defeat Forgotten Lord
Defeat Lilith the Forgotten Heiress
Defeat Lord of the Light
Defeat Ice Element
Defeat Rollingmon
Defeat Fire Hoof
Defeat Go.Blin.Zilla
Defeat Undefeated Hideyoshi