Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
Crows of Ascension	Shoo away the 9th pack of crows.	40
Crows of Begins	Shoo away the 6th pack of crows.	40
Crows of Bottle	Shoo away the 3rd pack of crows.	40
Crows of Chionophile	Shoo away the 16th pack of crows.	40
Crows of Cycle	Shoo away the 17th pack of crows.	40
Crows of Deja Vu	Shoo away the 10th pack of crows.	40
Crows of Drizzlepath	Shoo away the 1st pack of crows.	40
Crows of Education	Shoo away the 14th pack of crows.	40
Crows of Genie	Shoo away the 2nd pack of crows.	40
Crows of Glass	Shoo away the 4th pack of crows.	40
Crows of Hunting God	Shoo away the 7th pack of crows.	40
Crows of Jim	Shoo away the 12th pack of crows.	40
Crows of Mira	Shoo away the 20th pack of crows.	40
Crows of Nephise	Shoo away the 5th pack of crows.	40
Crows of Pilgrim	Shoo away the 8th pack of crows.	40
Crows of Pluviophile	Shoo away the 15th pack of crows.	40
Crows of Ranchiuna	Shoo away the 11th pack of crows.	40
Crows of Soul Orb	Shoo away the 13th pack of crows.	40
Crows of Vega	Shoo away the 18th pack of crows.	40
Crows of Victory	Shoo away the 21st pack of crows.	40
Crows of Wind	Shoo away the 19th pack of crows.	40
Happy Ending	See the happy ending.	80
Unhappy Ending	See the unhappy ending.	80