The Void Shadows Add-on for Warhammer 40,000: Rogue Trader has 21 achievements.
You defeated the Genestealer Cult on your voidship.
You defeated the vision of the Undying One.
You dispelled the shadows in the void.
You defeated the ship's confessor without letting the Rogue Trader suffer any damage.
You killed 3 enemies in one turn using the Death Waltz ability.
You saved all Astropaths during the telepathic ritual.
You forced the Magus to kill himself with his own attack.
You saved Captain Klein on the freight line.
You caught a suspicious rash on the freight line and did not cure it by the end of the game.
You successfully mingled with people of much lower rank.
You destroyed 4 ships using attack crafts.
You made effective use of every special zone in void battles at least once.
You uncovered all the secrets of the voidship shrine.
You performed the telepathic ritual with Idira as your assistant.
You were self-sufficient when dealing with the blood bath mystery.
You became a spinner of the Bloodspun Web.
You were less than precise with heavy machinery.
You decided the fate of the freight line of your voidship.
You took a bath with every available companion.
You were a little too easy to convince.
You completed the game in Grim Darkness mode.