hello, i have moc in the works and its theme is a samurai and i wana armor up the foot in a similar way to pohatu's kicker tool/weapons i have refs ready if you're open or in the near future. so what i have in mine is a plate that covers the top of the foot and the sides too. the lego/bricklink studio app ref is the ronin warriors armor design i came up with, simple but looks good, so plenty of space is needed for flexibility/posing so the plate would need to be low profile or out of the way of clashing with the upper leg armor. the custom piece is a add-on that goes on and in the lego bionicle mata foot