New Build/Upgrade

Okay I need a new build for SETI, Gaming, live streams, mining

Parts already acquired:
Crucial Ballistix Tactical low profile
i7 2600K
144hz asus monitor
Watercooling gear
PSU
Needed:
Good OCing mobo
Two gpus
Case

I was looking at the G1 Sniper 3...

Grab an Asrock Extreme4/6.

It has all the features you need.