Baseline (Widescreen) Solution & Issues
The Game only supports Aspect Ratio till 16:10 - you need to use Steamless Software and a HEX editor to get it HOR+
Go to --> ...\Steam\steamapps\common\Castlevania Lords of Shadow - Mirror of Fate HD\CMOF.exe and unpack CMOF.exe using - Steamless Software
Then Hex edit these Adresses:
Aspect Ratio: Go to Offset 3D4A70 look for 55 55 D5 3F and change it to 39 8E E3 3F
FOV: Go to Offset 3D4C70 look for 00 00 34 43 and change it to 00 00 3A 43
Ultra/Super-Wide (21:9/32:9) Specific Solution & Issues
Same Solution as in Widescreen.
Go to --> ...\Steam\steamapps\common\Castlevania Lords of Shadow - Mirror of Fate HD\CMOF.exe and unpack CMOF.exe using - Steamless Software
Then Hex edit these Adresses:
Aspect Ratio: Go to Offset 3D4A70 look for 55 55 D5 3F and change it to 60 E5 18 40
FOV: Go to Offset 3D4C70 look for 00 00 34 43 and change it to 00 00 7A 43
Eyefinity / Surround Specific Solution & Issues
Same Solution as in Widescreen - but the high FOV affects all Cutscenes, its not really playable.
Go to --> ...\Steam\steamapps\common\Castlevania Lords of Shadow - Mirror of Fate HD\CMOF.exe and unpack CMOF.exe using - Steamless Software
Then Hex edit these Adresses:
Aspect Ratio: Go to Offset 3D4A70 look for 55 55 D5 3F and change it to AB AA AA 40
FOV: Go to Offset 3D4C70 look for 00 00 34 43 and change it to 00 00 0A 44
4k UHD Specific Solution & Issues
Same Solution as in Widescreen.