Adeptus Mechanicus: Dice
Adeptus Mechanicus: Sydonian Skatros
Adeptus Titanicus: Campaign Compendium, which includes many of the previous campaigns in one conveniently printed book!
Adeptus Titanicus: Reaver Battle Titan with Melta Cannon and Chainfist
Adeptus Titanicus: The Horus Heresy Rulebook