Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Dismantler Aftermath	Flawless Aftermath: Phase 1.
Dismantler Coop Aftermath	Flawless Coop Aftermath: Phase 1.
Dismantler Cooperation	Flawless Coop: Phase 1.
Dismantler Onslaught	Flawless Onslaught: Phase 1.
ExoSlicer Aftermath	Flawless Aftermath: Phase 5.
ExoSlicer Coop Aftermath	Flawless Coop Aftermath: Phase 5.
ExoSlicer Cooperation	Flawless Coop: Phase 5.
ExoSlicer Onslaught	Flawless Onslaught: Phase 5.
GammaHammer Aftermath	Flawless Aftermath: Phase 4.
GammaHammer Coop Aftermath	Flawless Coop Aftermath: Phase 4.
GammaHammer Cooperation	Flawless Coop: Phase 4.
GammaHammer Onslaught	Flawless Onslaught: Phase 4.
MoonCutter Aftermath	Flawless Aftermath: Phase 2.
MoonCutter Coop Aftermath	Flawless Coop Aftermath: Phase 2.
MoonCutter Cooperation	Flawless Coop: Phase 2.
MoonCutter Onslaught	Flawless Onslaught: Phase 2.
NovaSplitter Aftermath	Flawless Aftermath: Phase 3.
NovaSplitter Coop Aftermath	Flawless Coop Aftermath: Phase 3.
NovaSplitter Cooperation	Flawless Coop: Phase 3.
NovaSplitter Onslaught	Flawless Onslaught: Phase 3.
SpaceMelter Aftermath	Flawless Aftermath: Phase 6.
SpaceMelter Coop Aftermath	Flawless Coop Aftermath: Phase 6.
SpaceMelter Cooperation	Flawless Coop: Phase 6.
SpaceMelter Onslaught	Flawless Onslaught: Phase 6.