Ryan Archer from The Nerd Cabinet summarizes the Steam Sale Daily deals for 30th December.
"Ah the Steam Sale, how my wallet fears your mighty presence. Well wallet there are yet another 6 games with huge discounts today, brace yourself!"
(Doom 3, DOOM 3 BFG, Far Cry, Far Cry 2, Far Cry 3, Mark of the Ninja, Mount & Blade, Orcs Must Die, Orcs Must Die! 2, PC, Steam)