Lol there is no "original online Halo Wars"
Yes it is an online game
Nothing Got Announced So As Of Now Nobody Really Knows P.S. This Is Not Counting Halo Wars,Halo 3 ODST And Halo Wars As The Original Series.
Yes, Halo Wars is a Xbox Live game, therefore you can play online against other players.
No. Halo ODST is a special variant of Halo Wars that contains 5 new unit types that will help you beat the game faster. Additionally, ODST is able to play online via Xbox Live with Halo Wars, so you can trounce people online using the new ODST units.
no halo 1 can only be played online on the original xbox
Yes, If you order it online.
no you must bie the actual game for online play
Halo 1, 2, 3, ODST, Halo Wars and Halo Reach for the Xbox Original and Xbox 360.
Halo Wars
Nope unfortunately you have to play splitscreen online, halo wars has waaay to much stuff on screen to handle as it is, double it and something would blow up :)
Yes, i have done it myself but halo CE remake anniversary is coming out.
From what I know, there is no Halo Wars on the PC.