The Mega Bloks Big Builders Build 'n Create 250 Piece Set is only $20 (reg. $49.99) today at Walmart! This Mega Bloks Set is usually $49.99 but is on sale for only $20 today at Walmart.com HERE.

The Xbox 360 kit only has about 1,400 pieces, a far cry from Lego's 2,600-piece NES but still enough parts to label as an advanced builder set. Mega Bloks recommends it for ages 18+, so it should ...