Here is the full list of all 156 Lost Ark achievements.
Change a ship’s name
Upgrade 5 ships to Lv. 10
Open the 5 Doors of Choice at Lastra Forest
Use a mining bomb and fail to blow up any ore 100 times
Earn 100,000 or more Silver with a single sale
Reach PvP Extreme 10
Earn exactly 777 Silver from dropped loot
Clear Chaos Gate without anyone dying
Throw 100 commemorative coins in Atropos
[Team Elimination] Win 100 times
Use the Portal in a legendary secret dungeon with no kills
Unlock all of your Stronghold
Take a screenshot on Starkeep Island
Reach Combat Lv. 60
Defeat Tarsila
Discover the Burning Ice
Track 400 waypoints on Secret Maps
Clear 20 Abyss Raids without using Battle items
Use a healing potion with 1 HP left
Clear a Cube stage with less than 5% HP left
Trade a map for the first time
Trade 200 maps
Win in Team Deathmatch by at least 10 more kills than your opponent
Participate in a Guild Raid
Reach Manor Level 5
Collect a Diamond Chest from Cube (normal)
Reach PvP Tier 10
Enter 200 Ghost Ships
Collect a Diamond Chest from Elite Cube (normal)
Clear Twilight Chapel within 11 minutes
Discover Pirate's Peg Leg
Complete a dungeon with a guild member
Win 500 matches in the Proving Grounds
Take Selfies on Aiwana Island, Peyto, Gravis, Lagoon Island, Revelry Row, and Gesbroy
Take Selfies on Goblin Island, Island of Mist, Medeia, Lush Reed Island, and Asura Island
Take Selfies in Yozmund, Distorted Island, Phantom Island, Phantomwing Island, Shadow Moon Market, and Shangra
Collect a Diamond Chest from Dimension Cube (normal)
Participate in a Guild PvP match
Take Selfies in Argon, Sunflower Island, Liebeheim, and Island of Azure Wind.
Salvage treasure 500 times
Clear Boss Rush Stage 1
Die while riding a hover board
Clear a Guardian Raid without anyone in your party dying
Kill 240,000 monsters
Reach item level 1300
Find an item after a humpback whale jumps 77 times
Defeat Field Bosses: Black Chicking, White Chicking, True Batuark, Gorka Grosse, Savnak, Erasmo
Defeat Field Bosses: Rudric, Salt Giant, Roblom, Wili-wili, Caspiel
Destroy the huge golden peach in Shangra
Buy 7 Legendary items from the Wandering Merchant
Defeat Field Bosses: Chuo, Vulkan, Casrick, Maneth
Give 200 Affinity gifts
Defeat Gold Chicking in Alaker
Complete all Co-op quests in Gesbroy
Drink handcrafted beer until you get drunk
Collect 30 Torches scattered throughout Werner's Grand Manor
Earn a total of 4,000,000 Silver by selling items
Solve the mysterious murder case in Feiton
Eavesdrop on hushed whispers exchanged in Shadow Moon Market
Recruit 60 crew members
Use the Ship Horn 10 times
Complete 100% all Adventurer's Tomes
Fuse Gems into Lv. 5 or above 100 times
Enter a secret dungeon in a 4-person party
Follow Armen's Tracks
Pick 4000 mushrooms
Use 10 awakening skills
Feel ten essences of Taoist energy hidden across Shangra
Feel five essences of Taoist energy hidden across Shangra
Throw a machete and hit prey while Search is active 15,000 times
Use Town Transportation in Stern, Changhun, and Vern Castle
Complete 100% of Adventurer's Tome: Yorn
Reach Hunting Lv. 50
Clear 500 Guardian Raids
Play Sheet Music 900 times
Reach Excavating Lv. 50
Clear a Cube Stage as the last surviving player
Use 10,000 materials for item crafting
Clear a Chaos Gate in a group of 30
Clear 100 Chaos Gates
Clear a Chaos Gate without dying
Get 30 Legendary items by crafting
Spend 1,000,000 Silver repairing gear
Repair 300 items at 0 durability
Complete 100% of Adventurer's Tome: Rohendel
Reach Fishing Lv. 50
Complete Co-op Quests with 15,000 players
Complete 500 Daily Quests
Successfully dismantle 30 Legendary or better items
Inflict at least 75,000 damage in a single battle
Complete 1000 Co-op Quests
Clear 50 Guardian Raids by singlehandedly inflicting at least 50% of the damage it takes to clear
Try smelting 1,000 times
Reach Item level 575
Enter 200 secret dungeons
Kill Vrad
Complete 100% of Adventurer's Tome: Shushire
Attack an enemy while disguised as a prisoner
Complete To the Nest quest in North Vern
Complete 100% of Adventurer's Tome: North Vern
Reach Logging Lv. 50
Reach Foraging Lv. 50
Complete the Heart of Sceptrum quest in Arthetine
Find the 5 secret locations in the Morai Ruins
Complete 100% of Adventurer's Tome: Arthetine
Reach Mining Lv. 50
Play for 500 total hours with a character
Win the Anikka Tournament
Complete 100% of Adventurer's Tome: Anikka
Find an island
Complete Peace of Mind quest in Tortoyk
Complete Dispatch missions at SS 50 times
Pick 500 Mokoko Seeds
Resurrect after being dead for 4 minutes
Complete 100% of Adventurer's Tome: Tortoros
Enter a port
Make your maiden voyage on the Sea of Gienna
Make 50 Exchanges with a wandering merchant
Switch to Skill Tree Tier 3
Complete 100% of Adventurer's Tome: East Luterra
Obtain your first Ark
Find the wandering merchant
Equip an Ability Stone
Successfully facet 150 times
Learn 9 pieces of Sheet Music
West Luterra: Stop Scherrit's plan
Collect 100 or more titles
Kill 20 elite monsters
Play an instrument for an Affinity NPC
Complete 250 Sudden Quests
Complete Crown of Lakebar quest in West Luterra
Complete 100% of Adventurer's Tome: West Luterra
Obtain 200 treasure maps
Put 500 cards in your catalog
Contribute to a Guild's weekly income
Join a guild
Activate 50 Triports
Complete 100% of Adventurer's Tome: Yudia
Sell 20,000 items
Apply 150 skill level changes
Perform 40,000 basic attacks
Meet a companion on your quest to find the Ark
Progress to an Advanced Class
Earn 500 Cooperation Bonus Points yourself
Equip Relic-rarity tools for all six Trade Skills
Complete the Platinum Field alone
Collect a Diamond Chest from Cube (hard)
Collect a Diamond Chest from Elite Cube (hard)
Win in Team Deathmatch without losing any teammates
Win 200 duels
Win a duel by forcing the opponent out-of-bounds 100 times
Win 10 duels without taking any damage
Win 10 duels by forfeit
Opponent declines 25 or more duels
Reach Grandmaster in Competitive Match
Singlehandedly eliminate all enemies in Team Elimination