Video HALO 5: GUARDIANS - Bullet trailer What could Master Chief's future hold in Halo 5: Guardians? Shack Staff March 23, 2015 8:49 AM Launch Embed 0 Shack Staff Shack Staff stories are a collective effort with multiple staff members contributing. Many of our lists often involve entires from several editors, and our weekly Shack Chat is something we all contribute to as a group. Filed Under Video YouTube Import