STAR WARS™ Knights of the Old Republic™ II: The Sith Lords™

Simply do a "good" action to obtain Light Side Points.

Simply do a "evil" action to obtain Dark Side points.

Complete the Prologue. The prologue can be skipped at the start of the game, but simply choose to do it and complete it to unlock.

Vogga can be found on the planet of Nar Shaddaa. You can only dance for him if you are playing as the female character, or you can ask one of your female companions to dance for him instead.

Save up 10,000 credits. Credits are the currency of the Star Wars universe. Sell unwanted gear for money or save up money from quests for this achievement.

When escaping in the Ebon Hawk from the Peragus Mining Facility, there wil be a dialog option where you must choose to blow up the Peragus Asteroids yourself or allow the Sith to do so simply let the Sith blow it up to unlock.

The are multiple ways to construct your first lightsaber, but you need a lightsaber component and a colour crystal. talk to Bao-dur and he wil make you a lightsaber.

Invest 30 points into the Computer Use skill to unlock.

When escaping in the Ebon Hawk from the Peragus Mining Facility, there wil be a dialog option where you must choose to blow up the Peragus Asteroids yourself or allow the Sith to do so simply choose to destroy the asteroids yourself to unlock.

Invest 30 points into the Repair skill to unlock.

The Handmaiden can only be unlocked if the player character is male.

Once you reach level 15 with enough light side or dark side points, you can talk to Kreia to unlock a Prestige class.

This crystal can be obtained from the Glowing Crystal Formation in the crystal cave on Dantooine.

Aboard the Ebon Hawk, you'll find a damaged HK unit in the storage compartment behind the low security door in the northeast wall of the main hold. You need the following parts to restore the robot: HK Vocabulator (found on Peragus II), HK Control Cluster (found on Telos and Dantooine), HK Droid Processor (found on Nar Shaddaa and Onderon) and the HK Chassis (found on Nar Shaddaa).

During your fight with Sion on Korriban, you wil hear Kreia tell you that you cannot beat him. Simply run towards the exit to unlock.

There are ancient bodies on Korriban, loot anyone of them to unlock.

At the end of final stand between the Settlers and Azkul's mercenaries,choose to side with the Settlers.

Start the "Trapped" quest on Korriban.

Mira is found on Nar Shaddaa and can only be recruited by a character with a high light side meter.

When you get to the Ebon Hawk on the Peragus Mining Facility, once you enter the ship you have to play a mini game where you have to shoot the cannon at Sith troopers who want to board the ship. Kill all of them before they can get aboard to unlock.

Max out your light side meter to unlock this achievement.

Invest 30 points into the Persuasion skill to unlock.

Unlock the entire roster of possible companions to unlock. These characters are gonna change depending on your player character and wether your light side or dark side. The compainion characters are:

Atton, Bao-dur, The Handmaiden, Visas Marr, HK-47, Mira, T3-M4, Mandolor, Kreia, G0-T0, Hanharr and The Disciple.

On the Planet Dxun, there is a Mandalorian battle circle. Complete all the fights to unlock.

Defeat Darth Nihilus

During the final stand between the Queen and Vaklu, choose to side with the Queen.

Defeat Darth Sion.

Complete the game with max light side points.

Visas teaches you this ability if you have high influance with her and choose all the light side options. When you ask her about her sight and the speech check succeed, she wil teach you the power.

Invest 30 points into the Treat Injury skill to unlock.

The Disciple can only be unlocked if the player character is female.

Spar with her three times and ask about her mother. Have a high influance with her as wel.

Invest 30 points into the Stealth skill to unlock.

Max out your dark side meter to unlock this achievement.

The Handmaiden Battle Circle can be found on Telos, simply complete all the fights to unlock.

Invest 30 points into the Demolitions skill to unlock.

Beat the Pazaak champion on Nar Shadaa.

After defeating Darth Nihilus, there wil be an option to tell Visas to collect his mask and bring it to you.

Hanharr is found on Nar Shaddaa and can only be recruited by a character with a high dark side meter.

During the final stand between the Queen and Vaklu, choose to side with General Vaklu.

Kill Master Vrook, Master Kavar and Master Zez-Kai Ell.

Reach level 30.

Win a hand of pazaak with all nine of your table slots filled. You'll need a decent side deck (+/- cards) to steer your total to exactly 20 across nine cards without busting - keep playing number cards and nudge with side cards to fill the board and still land on 20 (or beat your opponent) before you'd otherwise stand. Buy side-deck cards from pazaak dealers first to make it doable.

Complete the game with max dark side points.

Near the end of the game, your character wil replace the current Sith Lord from the main menu screen.

Before accepting the card match against the champ,if your persuasion skill is high enough, you can convince him to give up without playing.

Buy the HK protocol pacifist package from Geeda on Nar Shaddaa and install it in HK-47.

Have high influance with HK-47 to unlock this achievement.

At the end of final stand between the Settlers and Azkul's mercenaries,choose to side with the Settlers, but "change your mind" and side with Azkul instead.

Unlock all dark side powers.

Unlock all light side powers.

Have high influance with G0-T0 to unlock this achievement.

Reduce Hanharr's influance to zero.

Simply choose options a companion you have in your party wil not like to reduce their influance to zero.