Read this Borderlands 3 story mission walkthrough guide of Sanctuary. Including mission tips, boss fight battles, and more!
Story Progression & WalkthroughCheck Out All Story Mission Walkthrough!
Sanctuary Walkthrough Map
Sanctuary Walkthrough Chart
|1||Head up to the ship to take flight|
|2||After the cutscenes, talk to Lilith to install the astronav|
|3||Watch the scenes unfold and then check on the different passengers to see if they're alright|
|4||Find Trannis and melee attack the button to get her out of the alien corpse|
|5||Locate the crew quarters and pull the lever to release them|
|6||Make your way to Marcus & shoot water pipes to put out fire|
|7||Talk to Marcus to purchase a Backpack SDU|
|8||Find Ellie and pull the lever to open the garage to space|
|9||Head down to Crazy Earl to get an entropy accelerator|
|10||Find Moxxi's nightclub to get Eridium from her slot machine|
|11||Take the Eridium and get the entropy accelerator from Crazy Earl|
|12||Head back up and place the entropy accelerator into the ship's slot|
|13||Go to the bridge & navigate to Promethea to end the mission|
1-13. Basic Fetch & Deliver Quest
In this part of the game, you only need to talk to NPCs and fetch items that they need. There is no combat involved and only requires you to do basic moving around.
4. Melee Attack Button To Release Trannis
The button you need to press to release Trannis is to the left of the alien corpse, when you've just entered the room. You need to use your melee attack button to rescue Trannis.
6. Shoot Water Pipes To Douse Fire
When you help Marcus out, he'll ask you to douse the flames engulfing his part of the ship. Shoot the water pipes to put down the fire surrounding the area.