I just added a 230+ MH/s groestl rig to miningrentals only for 60mBTC/day (0.261mBTC/MHASH/day). https://www.miningrigrentals.com/rigs/6284/. It is less than your gpus power cost.
Rig upgraded to 350+MH/s and just 91.35mBTC/day. It is the time to rent and mine AIDBIT!