Here is the full list of all 20 RPG Alchemy achievements.
8 objects in Friendly Locations group
15 objects in Neutral Beings group
20 objects in Enemies group
100 objects ready to connect
20 objects in Party group
8 objects in Skills and Spells group
20 objects in Inventory group
8 objects in Enemy Locations group
3 objects in Neutral Beings group
Adventurers die in 20 different ways
2 objects in Skills and Spells group
5 objects in Party group
5 objects in Inventory group
Loot found in 20 different ways
Adventurers die in 5 different ways
5 objects in Enemies group
2 objects in Friendly Locations group
Loot found in 5 different ways
10 objects ready to connect
2 objects in Enemy Locations group