Again, you can also choose to use only one image ending with L (as in 'mcpor_L.mbp'). Both the 'Large' and 'Medium' bitmap images must use the exact same name (see example below).imageL.bmp will be the larger image and imageM.bmp is the smaller face portrait. File name(s) : NO spaces Between 1 and 7 characters, ending with the letter L or M (for a total of 8 characters maximum).You can choose to use only one larger image, but the game offers the option of a smaller face portrait.
Keep it at a minimum of 169x266, to prevent blurred images.(source: JuliusBorisov on the official forums*) Format details In case this site fails or dies one day, here is the portrait format required for Icewind Dale: Enhanced Edition.