I recently finished putting this army together... It's gone through a few different incarnations, but this is what I've been using recently. I know it still needs some work, as I have yet to win a game, but I'm looking for advice on what units to add/subtract, and maybe some hints on tactics!
HQ
Master 171
Artificer Armor (20)
Master-Crafted Power Glaive (30)
Iron Halo (25)
Terminator Honors (15)
Bolt Pistol (1)
Purity Seals (5)
Elites
Dreadnaught 115
Missile Launcher
Terminator Squad (5) 270
Veteran Sgt w/M.C. Storm Bolter 30
Cyclone Missile Launcher 20
Troops
Tactical Squad (5) 148
Veteran Sgt. w/Combi-Melta
Melta Gun 10
True Grit/Counterattack 18
Teleport Homer 5
Tactical Squad (5) 93
Tactical Squad (5) 110
Veteran Sgt.w/Plas.Pistol
Plasma Gun 10
Plasma Gun 10
Razorback w/ S.Bltr. 80
Scout Squad (5) 85
4x Sniper Rifle 20
Teleport Homer 5
Heavy Support
Predator Annihilator 140
Heavy Bolters 20
Land Raider 278
Pintle-Mounted Storm Bolter
Hunter-Killer Missile
Smoke Launchers
HQ
Master 171
Artificer Armor (20)
Master-Crafted Power Glaive (30)
Iron Halo (25)
Terminator Honors (15)
Bolt Pistol (1)
Purity Seals (5)
Elites
Dreadnaught 115
Missile Launcher
Terminator Squad (5) 270
Veteran Sgt w/M.C. Storm Bolter 30
Cyclone Missile Launcher 20
Troops
Tactical Squad (5) 148
Veteran Sgt. w/Combi-Melta
Melta Gun 10
True Grit/Counterattack 18
Teleport Homer 5
Tactical Squad (5) 93
Tactical Squad (5) 110
Veteran Sgt.w/Plas.Pistol
Plasma Gun 10
Plasma Gun 10
Razorback w/ S.Bltr. 80
Scout Squad (5) 85
4x Sniper Rifle 20
Teleport Homer 5
Heavy Support
Predator Annihilator 140
Heavy Bolters 20
Land Raider 278
Pintle-Mounted Storm Bolter
Hunter-Killer Missile
Smoke Launchers