The Sign of the Times Add-on for Mafia III has 10 achievements.
Killed 20 enemies using Throwing Knives
You met Bonnie Harless
You investigated the cult's activities at Sammy's
Investigated the 3 "Places of Darkness"
You killed Bonnie Harless
Began Sammy's Renovation
Protected Sammy's from the Dixie Mafia
Fully renovated Sammy's
Killed 4 enemies using Slow-Mo Shooting 10 Times
Drove a distance of 50 km in the Samson Harrier