You earn credits and then use them to purchase the effects you like.
Buy halo odst
You buy the map pack at marketplace or buy halo anniversary
the best place to buy halo wars for cheap is disc replay
Yes go to the halo website to see where you can buy it!
an invitation to the halo reach beta
it's anyplace where you can buy halo games or merchendise
you buy it
Buy it.
you could buy a scarab at target or toys r us plus i lovee halo
You Can Buy A Halo Kid's Costume On http:/www.Amason.com
There is no LEGO halo. it is megablocks. you can buy it off of ebay.
Halo is for Xbox only.