I've been trying to install yosemite on my x99 system, and have been running into a strange issue. This is not my first hackintosh, but its my first x99 hackintosh. I've been following this guide, which is pretty much the same as my build (with a 980ti instead). I also could not get the nv_disable boot flag to work, so I got myself an old 8600 gt online, as the guide uses....
PC Skips Unibeast UEFI, Boots to Windows
PC Skips Unibeast UEFI, Boots to Windows