The Bastard's Wound Add-on for Tyranny has 20 achievements.
Complete Barik's Companion Quest
Complete Verse's Companion Quest
Complete all available quests and sidequests in the Bastard's Wound.
Slay all who would willfully trespass the Oldwalls in the Bastard's Wound.
Complete Lantry's Companion Quest
Slay a foe with a slab of meat.