Mostly baseball, some basketball and football, occasionally hockey or non-sports.
Baseball cards categories organized by price to help you get the best deal: 10% off 2 or more cards priced $20 and up. 10% off 3 or more cards priced $10 and up. 10% off 4 or more cards priced $5 and up. 50% off 5 or more cards priced $4.99 or less.
To get the discounts, click "Add to Cart" instead of "Buy it Now." Then pay once all the cards you want are in your cart.