Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
Ace	Achieve the A rank.	90
Bravo	Achieve the B rank.	80
Burn All Bridges	Destroy your own raft.	5
Counterattack	Parry a melee attack.	200
Knowledge Is Power	Read the play guide.	200
Mint Condition	Fully repair a vehicle.	200
One-Bird Army	Reach the final base without driving.	70
One-Tank Army	Reach the final base by the rental tank.	80
Patriot	Free Penguin Village.	90
Private Properties	Collect 38 placards in a playthrough.	50
Reading Is Fun	Read the backstory.	200
Repo Man	Drive an enemy tank.	25
Simple Is Best	Complete the game without getting merchant weapons.	90
Star of Justice	Shut down the first enemy base.	25
Star of Valor	Shut down the second enemy base.	30
Stars of Expedition	Shut down the underground enemy base.	75
Stars of Hope	Shut down the third enemy base.	50
Stars of Liberty	Shut down the twin enemy base.	80
Stars of Spirit	Shut down the fourth enemy base.	60
Super Penguin	Achieve the S rank.	100
Survival of the Fittest	Play the hard mode.	200