Slice a small amount of vegan mozzarella off the block. Cut one long and four short strips of vegan cheese for the stripes on the football. Alternatively, you could make stripes using the vegan cream cheese. Place in the fridge.
Mix all ingredients, except walnuts, in a food processor. Wrap vegan cheese ball in plastic wrap and let sit in the refrigerator for an hour.
Form vegan cheese ball into a football shape. Coat in chopped walnuts. Add the stripes with vegan mozzarella or vegan cream cheese.