Looking through various build threads I believe the Odyssey Extreme PC680 may be of interest. The seller is currently offering a discount from £97.10 to c £77 which is the cheapest I’ve seen them. No connection to the seller just randomly searching.
Click image for larger version. 

Name:	69DB39ED-427F-4D90-BA7C-060980FB426A.png 
Views:	55 
Size:	1.11 MB 
ID:	15660