Here's part 1, here's part 2.
Mr. Justin shows off a Command Chimera he's contributing to the Heroes of Armageddon project. He also posted a video showing how to create blood and gore effects in conjunction with his new bone fields bases.
On Bolter & Chainsword, a Grey Knights FAQ was posted, allegedly authored by GW Australia.
Lamenter shows off an art-scale Alpha Legion Terminator.
Roman shows some WIP pics of a cool Ultramarines/Tyranids diorama.