30% off LEGO! Prime members only. Amazon has the 1555-piece LEGO 75394 Star Wars Imperial Star Destroyer on sale for $112 with free shipping. Roughly 7 cents per brick. 

Includes Darth Vader, Commander Praji, an Imperial Gunner, Imperial Navy Trooper, a Stormtrooper and a LEGO Star Wars 25th anniversary minifigure of Cal Kestis.