Here is the full list of all 50 Risen achievements.
2000 monsters killed
"Esteban's return to Harbour Town" completed
Every ranged combat talent learned
Every close combat talent learned
"A package for the Don" completed
"Power struggle" completed
50 pockets picked
100 locks picked
"Defeat the Titan!" completed
"The Inquisitor is dead!" completed
"Find all the teleport stones" completed
"The fourth seal of rune magic" completed
100% achieved in three attributes
300,000 gold coins obtained
100% achieved in an attribute
All crystals learned
100 weapons forged
25 Jest spells used
"The Titan trap" completed
250 quests completed
"Secure the volcano keep" completed
Rescued the orge, Drok
"The mystery of the eastern temple" completed
20 tool bags collected in inventory
"Where is Patty?" completed
10 treasures found
100,000 gold coins obtained
"The legend of the Gyrger" completed
"Find all the vassal rings" completed
Every Crafting profession learned
"The sons of Tilda" completed
500 monsters killed
20 wild boars killed
"Pease and order" completed
Find Helmar's murderer completed
"The test of Master Ignatius" completed
20 chickens killed
Fell to death 3 times
The farmer's sick wife completed
"Woman beater" completed
"Medicine for everyone" completed
1000 gold coins obtained
10 grain plants collected
Seven grave moths killed
Caught by the tideworm 10 times
Found first bow
"Rescue Sara from the wilderbess" completed
Found first map in the game
Found way out of the first ruin
First monster killed