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