Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
A Whip and a Hat	Finish the Archaeological Hypothesis questline.	70
Best of the Best	Get Aymara and Batir to join your crew.	140
Bloodthirsty	Sink 10000 boats.	70
Boarding Baron	Board 1000 boats.	140
Broadminded Employer	Get Shaya to join your crew.	70
Devoted bodyguard	Get Lin to join your crew.	70
Foe Shall Not Pass!	Protect the convoy and destroy 30 attackers.	30
Last Second Clutch	Destroy the convoy at the last moment (at 95% progress or more).	140
Obsessed	Sink 100000 boats.	140
Prepare for Boarding!	Board 1 boat.	30
See You on the Seabed!	Sink 1000 boats.	30
Your Ship Is My Ship!	Board 100 boats.	70