After the area with numerous trigger buttons in Black Cove, you will find Pontius Pirate. Kill him to earn the achievement.
Find Archibald east of the Goblin Village waypoint, guarding the bridge leading to the Phantom Forest zone. Speak with him, but refuse to pay his toll. Instead, you must make him the King Troll. Enter the Lair of Maradino at coordinates X151, Y257 in the northwest part of the zone. The entrance is very well hidden and in order to be detected by Perception you must stand directly next to the rock at the listed coordinates. Once inside, find the unique scroll. Take it and go to King Gungnir's dungeon, located in the southeast section of the zone. Follow the path to the Tenebrium Mine and search near coordinates X342, Y194. Use the scroll on the mushroom outside King Gungnir's cave to dispel the magic barriers. Defeat King Gungnir. Return to Archibald and tell him that Gungnir is dead. Archibald will leave the bridge, allowing you to cross without paying .
Enter the second floor of the Silverglen inn and find the woman being held hostage by a suicide bomber skeleton. Cast the Teleportation Aerothurge spell to get the bomber away from the woman. Note: If you have Jahan in your party, cast the "Rain" spell to cause the skeleton to instantly explode.
Use the Immaculate amulet obtained from Evelyn's body to remove the barrier from the area below Cysael church at coordinates X440, Y390. Kill Braccus Rex in the church basement, then talk to Aureus.
Loic, the head of the Immaculate cult in Luculla, will send you on a trial dungeon to become a member of the cult. You must pickpocket him before talking to him at the end of the trial dungeon. You will require a minimum Dexterity of 11, and minimum Pickpocketing skill of 6 (base skill and item). After speaking with Loic, he will becoming suspicious and run towards the locked room to the right to summon help from the portal. By getting the key, he will not be able to get help. Defeat him to earn the achievement .
Find a man, a woman, and Alfie to the southeast of Silverglen. Use a Blood Stone to heal Alfie. Then, escort the three of them to Silverglen safely.
Find Blossius the undead Legionnaire in a building north of Cysael's northern gate during Act I to start the "The Legionnaire's Will" quest. Take his will to his wife, Marisa, inside the inn at Silverglen.
Talk to Cecil, the mayor of Cysael, to learn about the stolen Staff of Pergamon and start the "Cecil's Mighty Staff" quest. Retrieve the staff from a mage on the northern beach of Cysael (near Evelyn's hideout).
Start the quest to lower the barrier around the White Witch's house in Luculla. Use the magic scroll that eliminates the barrier instead of killing the two mushrooms. The scroll can be found in a hidden mound at coordinates X216, Y132 to the northwest of the barrier, past a trapped path.
During Act III while on the trail of the Wizard, you will travel to the far eastern part of the Phantom Forest swamp, where you will find the demon Balberith in the basement of a shack. He owns Jahan's soul.