Here is the full list of all 43 Stormrise (GFWL) achievements worth 1,000 gamerscore.
You have won 8 ranked matches with each faction
You used the Spectre's Rapid Slice ability to kill an enemy commander (multiplayer or skirmish)
You destroyed 11 enemy units in the first 5 minutes of a ranked match
You played 16 ranked matches
You have won 10 ranked matches fully equipped
You have lost a multiplayer match while the deployment queue was open
You have won 6 consecutive ranked matches
You have won a ranked match in under 10 minutes
You completed Story Mode on Hard
You secured the bridges in Mission 7: Unfair Surprise
You destroyed 9 Eclipses
You destroyed 55 Control Nodes with the Demo Bomb ability
You destroyed 27 Stalkers
You attacked 24 cloaked Spectres while using the Infiltrator's Thermal Vision
You killed 80 Broodlings
You have used all unit abilities at least once
You destroyed an enemy unit with one you had Mind-Controlled
You have recruited one of every unit type
You defeated the AI on all Skirmish maps
You upgraded a Control Node to have level 3 turrets (multiplayer or skirmish)
You completed Story Mode on Easy or Normal
You whipped 250 times during a map or match
You recalibrated the airfield station in Mission 12: Natural Justice
You secured the AA Turrets in Mission 11: Hot Pursuit
You rescued Eona in Mission 10: Prison Break
You defeated Sable in Mission 9: Shock Verdict
You completed Act 2
You secured the power junctions in Mission 8: Reasonable Doubt
You rescued Vantage in Mission 6: Innocent Victim
You have taken out the Arc Hammers in Mission 5: Self Defense
You have used the Rage Smash ability
You completed Act 1
You have used the Matriarch’s Acid Rain ability
You defeated the Hydra in Mission 4: Multiple Counts
You destroyed 500 units
You established a portal in Mission 3: Double Jeopardy
You secured the Control Node in Mission 2: Assault Charge
You completed Mission 1: Domestic Disturbance
You have used the playbook to switch weapons
You completed the Tutorial
You destroyed all hiding Sai insurgents in the Tutorial
Win 99 ranked matches
Destroy 77 units using the Stalker's SAMs