Following GoldenElite's lead, here are my Halo most/least favorites:

Favorite Levels: Silent Cartographer, Assault on the Control Room, 343 Guilty Spark

Least Favorite Level: The Library

Favorite Gun: Sniper Rifle

Favorite MP Map: Coop on AotCR

Favorite Marine: Chips

Favorite Unit: Hunter

Who I think Forerunners Are: Jjaro

Favorite Vehicles: Scorpion, Banshee