These achievements are associated with the uprising Landing Party. There are 320 legacy points spread between 17 achievements in 4 subsections and 1 unobtainable achievement. All of the achievements can be completed in 3 runs of the uprising, one in each difficulty.
25 Legacy Points | 25 Legacy Points | 25 Legacy Points | 25 Legacy Points
These achievements are unlocked for defeating Scout Captain Sterla, Primal Gargantuan, Commander Tassa, and progressing through the ambush site each once in [MASTER] difficulty. The activity needed to complete these is;
[MASTER] Uprising: Landing Party
25 Legacy Points
This achievement is unlocked for completing uprising Inferno once in [MASTER] difficulty. The enemies needed to complete this are;
Clear the Ambush Site | Commander Tassa | Primal Gargantuan | Scout Captain Sterla
100 Legacy Points
This achievement is unlocked for completing uprising Landing Party once in [MASTER] difficulty without dying. It seems that the legacy points and achievement are not accessible at this time. The activity needed to complete this is;
[MASTER] Uprising: Landing Party
25 Legacy Points | 25 Legacy Points | 25 Legacy Points | 25 Legacy Points
These achievements are unlocked for defeating Scout Captain Sterla, Primal Gargantuan, Commander Tassa, and progressing through the ambush site each once in [VETERAN] difficulty. The activity needed to complete these is;
[VETERAN] Uprising: Landing Party
25 Legacy Points
This achievement is unlocked for completing uprising Inferno once in [VETERAN] difficulty. The enemies needed to complete this are;
Clear the Ambush Site | Commander Tassa | Primal Gargantuan | Scout Captain Sterla
25 Legacy Points | 25 Legacy Points | 25 Legacy Points | 25 Legacy Points
These achievements are unlocked for defeating Scout Captain Sterla, Primal Gargantuan, Commander Tassa, and progressing through the ambush site each once in [STORY] difficulty. The activity needed to complete these is;
[STORY] Uprising: Landing Party
25 Legacy Points
This achievement is unlocked for completing uprising Inferno once in [STORY] difficulty. The enemies needed to complete this are;
Clear the Ambush Site | Commander Tassa | Primal Gargantuan | Scout Captain Sterla
10 Legacy Points
This achievement is unlocked for locating the Imperial Spy once in any difficulty. The spy is hidden in some brush just before Commander Tassar and is quite easy to reach. You just need to get within a few meters of the agent on the ledge for the achievement to trigger. The activities needed to complete this are;
[STORY] Uprising: Inferno | [VETERAN] Uprising: Inferno | [MASTER] Uprising: Inferno
Imperial Spy, Coordinates: -766, -347, Location: Rakta Prime: Beach
10 Legacy Points
This achievement is unlocked for killing 1,000 enemy combatants in any difficulty. Although it requires a high number of deaths, this is easily completed in 3 runs, one on each difficult level. The enemies needed to complete this are;
Basking Varactyl | Bloodthirsty Raptor | Commander Tassar | Deep Jungle Stalker | Primal Gargantuan
Reclaimer Droid | Scout Captain Sterla | Skytrooper | Skytrooper Captain | Skytrooper Prototype
Skytrooper Recon | Skytrooper Medic | Skytrooper Recon Prototype | Skytrooper Recon Technician
Skytrooper Stealth Scout | Tidepool Fisher | W4-R | Zakuul Knight | Zakuul Probe | Zakuul Waker