Strategies for Unlocking Achievements from 100 top games including: Halo 3 (All 1250) Call of Duty 4: Modern Warfare Bioshock Army of Two DiRT Bully: Scholarship Edition Fable 2 Too Human Marvel Ultimate Alliance Blue Dragon Alone in the Dark And Many More Fast Points Earn five thousand gamer points in 24 hours of gameplay, 1000 points in 5 minutes, and 25 easy achievements. Points Galore TMNT (4 hours 1,000 points) Avatar (10 minutes 1,000 points) CSI (5 hours 1,000 points) Jumper (6 hours 1,000 points)