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.
Won drinking duel mini-game 10 times
Completed 250 quests
Killed 2000 monsters
Killed 500 monsters
Travelled by ship 20 times
Used monkey 20 times
Killed 50 sea monsters
'Four Muskets against Crow' completed
Acquired 300,000 gold
Acquired 100,000 gold
Learned each skill once
'Kill Mara' completed
'Defeat the Kraken' completed
'The Greedy Captain' completed
'Garcia's Masquerade Uncovered' completed
Collected 20 legendary items
'Chaka Datu's Legacy' completed
'The Split Soul' completed
At least 5 crew members on the ship
Killed 20 ambient animals
'Following Garcia's Trail' completed
'The Cunning Captain' completed
'Build a Raft' completed
'The Gnome Eater' completed
'Ship's Equipment' completed
'Steelbeard's Artefact' completed
'The Journey to the Underworld' completed
Collected 10 legendary items
Drank first rum
Killed 10 giant crabs
'A New Ship' completed
'The Titan Weapon' completed
'The Ancestors' Blessing' completed
'Free Hawkins' completed
'Become a Pirate' completed
'Find Steelbeard' completed
Acquired 1000 gold
Killed 10 monsters
Found first treasure in the game
Won duel against Severin
'Rescue Patty!' completed
Picked 100 locks
Dug up 50 treasures
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