Abstract: A modular wall panel including a backer board and a plurality of front boards arranged in a plurality of rows. At least one row of the plurality of rows includes two or more horizontally-adjacent front boards permanently affixed to the backer board. The two or more horizontally-adjacent front boards collectively spanning an entire width of the modular wall panel. At least one row of the plurality of rows includes an enhancement area without a permanently-affixed front board. The enhancement area is horizontally adjacent to a front board that is permanently affixed to the backer board. The modular wall panel further includes a removable enhancement board configured to be reversibly affixed to the backer board to fill the enhancement area.