EVGA's 1080 Hydro Copper blocks are not by EK this time around and there are no plans for non-ref EVGA blocks by EK either. (X-Post /r/TEAMEVGA) : r/ nvidia
EVGA - Asia - Products - EVGA GeForce GTX 1080 Ti SC Hydro Copper GAMING, 11G-P4-6399-KR, 11GB GDDR5X, Hydro Copper Waterblock & LED - 11G-P4-6399-KR
EVGA on Twitter: "Some more @TEAMEVGA hardware goodness from #CES2018 Showing off the new EVGA Z10 Gaming keyboard and a close up look at the EVGA GeForce GTX 1080Ti Kingpin Hydro Copper!