Story Campa Walkthrough
Embark on Commander Shepard's final mission to unite the galaxy against the Reaper invasion in this comprehensive walkthrough of Mass Effect 3's story campaign. From the initial chaos on Earth to the climactic battle for the fate of all life, this guide will lead you through every crucial mission, decision, and encounter.
The campaign begins with Shepard being recalled to Earth following a devastating Reaper attack. The initial mission, 'Prologue: Earth,' sets the stage for the galaxy-wide conflict. You'll then embark on a series of 'Priority' missions, each focused on rallying key galactic factions to your cause. These include 'Priority: Mars,' where you investigate Prothean technology, and 'Priority: The Citadel I,' which involves securing the Council's support.
As the story progresses, you'll travel to various planets, each presenting unique challenges and opportunities to gain allies. Missions like 'Priority: Palaven' focus on securing the Turian homeworld, while 'Priority: Sur'Kesh' involves aiding the Salarians. The plight of the Krogan on Tuchanka is central to 'Priority: Tuchanka,' a mission with significant consequences for galactic unity.
The war effort is further bolstered by missions involving the Geth and the Quarians, particularly the Rannoch storyline, which culminates in 'Priority: Rannoch.' Throughout these missions, your choices will have a profound impact on the War Assets you accumulate and the relationships you forge with your squadmates and galactic leaders. Dialogue options and specific actions can lead to alliances or alienate potential allies.
Key decision points include whether to support the Krogan or the Turians during the Tuchanka crisis, how to resolve the Geth-Quarian conflict, and the fate of certain characters. These choices directly influence your Galactic Readiness score and the ultimate outcome of the game. The final missions, including 'Priority: Cerberus Headquarters' and 'Priority: Earth,' will test your accumulated strength and the alliances you've forged.
| Act | Key Priority Missions | Major Themes |
|---|---|---|
| Act 1 | Prologue: Earth, Priority: Mars, Priority: The Citadel I, Priority: Palaven, Priority: Sur'Kesh | Reaper invasion, rallying initial allies (Turians, Salarians) |
| Act 2 | Attican Traverse: Krogan Team, Tuchanka: Turian Platoon, Priority: Tuchanka, Priority: Perseus Veil, Priority: Geth Dreadnought, Rannoch: Admiral Koris, Rannoch: Geth Fighter Squadrons, Priority: Rannoch | Securing Krogan and Quarian support, Geth conflict, galactic alliances |
| Act 3 | Priority: The Citadel III, Priority: Thessia, Priority: Horizon, Priority: Cerberus Headquarters, Priority: Earth | Final push against Reapers, confronting Cerberus, galactic endgame |