yes the halo maps are free on xbox live.
No, you do not need Xbox LIVE to play any original Xbox games. Not all original Xbox games can be played, but Halo and Halo 2 do not need LIVE to be played on the Xbox 360. I just now tried it with my LIVE unplugged and signed in to an offline account and it let me play both of them. The previous answer was a lie, obviously.
Halo Wars does have Xbox live.
No they are two different platforms. A PC gamer will not be able to play with an xbox user and vice versa.
No you need the hard drive and xbox live to play xbox 1 games
They are from the pc, online xbox live account. What ever achievements you earn from that game goes to your xbox live account's gamerscore and be classified as "Halo 2: PC".
No, it does not but Halo 3 does
no you need xbox live lol
Yes, you can play Halo 2 online on the Xbox 360 using Xbox Live.
Halo is only on the Xbox or the Xbox live.
Halo Games: 1. Halo: Combat Evolved (Xbox, PC) 2. Halo 2 (Xbox, PC) 3. Halo 2 Muliplayer Map Pack (Xbox) 4. Halo Triple Pack (Xbox) 5. Halo 3 (Xbox 360) 6. Halo 3 O.D.S.T (Xbox 360) 7. Halo reach (Xbox 30) Other Halo Games: 1. Halo Zero (PC) 2. Halo: Custom Edition (PC) Future Games: 1. Halo Wars (Xbox 360) 2. Halo: Chronicles (Xbox 360) 3. Halo 3: Recon (Xbox 360)4. Halo 3: ODST (Xbox 360)
Yes you can. I do it all the time with Halo 2.