Wow! There is a new Amazon promo for $10 off $50 select LEGO items, but these items are going to sell out quickly. A few of them are on sale already and after stacked savings you can save up to 54% off regular prices. Check out all the included items on this link:
HOT $10 off $50 LEGO Promo at Amazon = UP TO 54% OFF w/Sales Stacks!
The item that is at the biggest discount right now is the LEGO Classic Large Creative Brick Box 790-Piece Set for $34.99 (reg. $59.99.) That is already an amazing discount, but if you pick up two of them you will pay just $59.98 total for both ($29.99 each), a savings of 50% off the regular price!