In anticipation of tomorrow's release of the Defiant Map Pack we are releasing some of the beautiful concept art created by Certain Affinity as wallpapers for your computers. And as an extra treat, we're also including a desktop-friendly version of the exclusive Defy the Covenant poster created by 343 Industries for Emerald City Comicon! Below you will find gorgeous early concepts that drove the visual development of Condemned, Highlands and Unearthed, as well as the poster, in various popular resolutions.

Prepare your computers to Defy the Covenant! Halo: Reach Defiant Map Pack will be available worldwide on Xbox LIVE on March 15th, 2011 for 800 Microsoft Points.

1024x768
Condemned 01
Condemned 02
Highlands 01
Highlands 02
Unearthed 01
Unearthed 02
Defy the Covenant

1280x800
Condemned 01
Condemned 02
Highlands 01
Highlands 02
Unearthed 01
Unearthed 02
Defy the Covenant

1280x1024
Condemned 01
Condemned 02
Highlands 01
Highlands 02
Unearthed 01
Unearthed 02
Defy the Covenant

1920x1200
Condemned 01
Condemned 02
Highlands 01
Highlands 02
Unearthed 01
Unearthed 02
Defy the Covenant

Enjoy!