Full list of all 49 Risen 2: Dark Waters achievements. It takes around 35-40 hours to unlock all of the achievements in the base game on Windows.
The base game contains 43 achievements, and there are 2 DLC packs containing 6 achievements.
Acquired 100,000 gold
Acquired 300,000 gold
Learned each skill once
Won drinking duel mini-game 10 times
Used monkey 20 times
Travelled by ship 20 times
'Kill Mara' completed
'Defeat the Kraken' completed
Collected 20 legendary items
'The Split Soul' completed
'The Journey to the Underworld' completed
'The Greedy Captain' completed
'Steelbeard's Artefact' completed
'Chaka Datu's Legacy' completed
'Garcia's Masquerade Uncovered' completed
Killed 20 ambient animals
Killed 50 sea monsters
'The Cunning Captain' completed
At least 5 crew members on the ship
'Build a Raft' completed
Collected 10 legendary items
'The Gnome Eater' completed
'Ship's Equipment' completed
'Following Garcia's Trail' completed
Won duel against Severin
Killed 10 giant crabs
'A New Ship' completed
'The Titan Weapon' completed
'Four Muskets against Crow' completed
'The Ancestors' Blessing' completed
'Free Hawkins' completed
'Become a Pirate' completed
Found first treasure in the game
Killed 10 monsters
'Find Steelbeard' completed
Acquired 1000 gold
Drank first rum
'Rescue Patty!' completed
Completed 250 quests
Picked 100 locks
Dug up 50 treasures
Killed 2000 monsters
Killed 500 monsters
Killed all gargoyles and gave their eggs to Eldric
'The Marooned Sailor' completed
'The Air Temple' completed
Killed all alligators on Treasure Isle
Opened every deadly chest once
Set course for Treasure Isle for the first time