Gears of War 2 Additional Achievements Detailed

Microsoft via their official website and 360 Fanboy outlined exactly what the 175 additional Achievement points for Gears of War 2 will entail ahead of the upcoming title patch.

• Skeletons in your Closet (20G) – Complete waves 1 through 10 on all Flashback Map Pack maps in Horde (any difficulty)
• More Mystery, Less History (15G) – Win a multiplayer match on each of the 5 Flashback Map Pack maps (any mode except Wingman)
• Bound by a Shared Past (15G) – Win a Wingman match on each of the 5 Flashback Map Pack maps
• Trial by, and on, Fire (20G) – Survive first 10 Horde waves on Combustible Map Pack maps as a team
• The Roof! The Roof! The Roof… (15G) – Win a multiplayer match on each of the 3 Combustible Map Pack maps (any mode except Wingman)
• Forged in the Fire (15G) – Win a Wingman match on each of the 3 Combustible Map Pack maps
• Annex: Now With Execution Rules (75G) – Win an Annex match on each Flashback and Combustible Map Pack map (public matches only)