Here is the full list of all 19 Noblesse Oblige: Legacy of the Sorcerer Kings achievements.
Completed Chapter 2.
Completed Chapter 1.
Ensured the safety of Delphin Pass.
Completed the Prelude.
Enjoyed a perfectly brewed pot of tea.
Completed Chapter 3.
Completed Chapter 4.
Completed Chapter 5.
Completed Chapter 6.
Completed Chapter 7.
Invested in a proposal.
Obtained the Ars Athanasia.
Obtained a 50-loyalty skill upgrade.
Reduced an enemy's HP from 100% to 0 in a single attack.
Forged a piece of custom equipment.
Took the crown's due from a traitor's armory.
Completed Chapter 8.