The Enter The Dominatrix Add-on for Saints Row IV has 10 achievements.
Complete all five missions.
Kill the Dominatrix in 'Escape the Dominatrix'.
Complete 'Meet the Dominatrix' without dying.
Get 100 kills with the Grenade Launcher.
Kill Zinyak in less than 5 minutes in 'Save the Planet'.
Destroy all the rival pony carts in 'At the Races'.
Destroy all the green polyps inside Paul in 'Pop His Top'.
Get 250 kills with the Minigun.
Get 100 kills with the Flamethrower.
Spend 30 minutes with Raptor Ned as your homie.