Preheat oven to 375°F.
In a large bowl, mix the cream cheese, half of the mozzarella, Italian seasoning, and pepper until combined.
8 ounces cream cheese, 2 cups freshly shredded mozzarella cheese, 2 teaspoons Italian seasoning, ¼ teaspoon ground black pepper
Transfer to a 2 quart baking dish and smooth into an even layer. Spread the pizza sauce evenly over the top.
1 cup marinara sauce
Top with the remaining mozzarella, cheddar, and parmesan cheeses. Arrange the pepperoni on top.
½ cup freshly shredded cheddar cheese, ¼ cup freshly grated Parmesan cheese, ¼ cup mini pepperoni
Bake for 25-30 minutes or until the cheese is bubbly and browned. Serve with your favorite cubed bread, crackers, veggies, etc.