You cannot.
You can play first strike maps offline in both the split screen and XBOX Live -> Combat training lobbies. (Though for combat training, you'd still need to be online.)
This is for Xbox 360&PS3 you have to be signed into Xbox LIVE or PSN for it to work otherwise you cannot get Combat Training.
no
No
Yes, however Combat Training is a separate ranking system to actual online multiplayer. There is an achievement for reaching rank 10 on Combat Training on Xbox 360 worth 10 gamerscore. So the COD points you earn on Combat Training only stay on Combat Training, they can't be used on online Multiplayer. Hope this helps!
click the xbox button on your controller and then go right twice then go then click on preferances and then click on appear offline
no
Yes, Halo 2 also works for the xbox 360
Yes, you are not required to have or use an MSN account in order to use an Xbox 360, either offline or using Xbox LIVE.
Go into Combat Training and go to settings and you can choose how many CPU's you can play against.
Unfortunatly you can't.
No, Destiny is a internet required game.