Vegan pizza by the slice joint in partnership with Philly company Blackbird Pizzeria. Also offers whole pies. Toppings include seitan pepperoni, almond ricotta, caramelized onions, and more. Est. Jun 2016. Previously Champs Junior, same owners. Second Brooklyn location, in the Crown Heights neighborhood, open 1st Dec 2018. Open Mon-Sun 12:00pm-12:00am. The second installment of Screamer’s Pizzeria opened in Crown Heights last month, fueling what they call a 1,500 slice-a-day craving for their plant-based pizza.