I'm trying to find plates to build a baseball mascot with my kids. I can't find the actual set anywhere (it's actually a FOCO BRXLZ brand set), so I am trying to piecemeal the set. I'm not concerned with it being Lego brand, so long as the pieces will all work together to create the end product.
I've attached a picture from the instructions showing what I need in quantity and color. These are the only plates I can't find on the Lego Pick a Brick shop: