How does this look

Use's will be video editing (Vegas and AE) and some gaming what do you think,

CPU::AMD Phenom II X6 1090T Black Edition AMD Phenom II X6 1090T Black Edition Six Core 3.2GHz Socket AM3 - Retail

MOBO::Asus M4A87TD/USB3 AMD 870
Asus M4A87TD/USB3 AMD 870 (Socket AM3) ATX DDR3 Motherboard

GFX::XFX ATI Radeon 5850
XFX ATI Radeon 5850 1024MB GDDR5 PCI-Express Graphics Card - Retail

MEM::G.Skill Ripjaws-X 4GB (2x2GB) DDR3 PC3-12800
G.Skill Ripjaws-X 4GB (2x2GB) DDR3 PC3-12800 1600MHz Dual Channel Kit

HDD::Samsung Spin Point F3 SATAII 1TB
Samsung Spin Point F3 SATAII 1TB 32MB Cache Hard Drive <8.9ms 7200rpm - OEM

PSU::Corsair CX 600W ATX2.2
Corsair CX 600W ATX2.2 Power Supply

CASE::Casecom MA-1199
Casecom MA-1199 Shiny Black MATX Tower Case - No PSU | Ebuyer.com

Fine for everything but the case. You selected a mATX case and an ATX motherboard, the motherboard won't fit. You need a case that will take an ATX board, of a mATX board to fit the case.