Who would win? The only rules are there can be no outside interference or help (no Jedi, Sith, Seperatist influence etc...)
Armies: All of Death Watch from numerous planets. All pirates from Florrrum or who work for Hondo's gang. Bounty hunters will be under Cad Bane's command, and people like Boba Fett and dangerous bounty hunters from Coruscant's Underworld will involved.
Location: Umbara to allow for guerrilla tactics and vantage points.
Weapons: just blasters, launchers, jetpacks and wrist mounts... no speeders, droids or space ships of any kind.
Discuss who you think would win and how they would go about winning this difficult battle.
The people making the money of the war.