This week from March 16-22, Zellers Canada will be offering 20% off all small LEGO Ninjago sets (reg.$12.99-$39.99). If you have HBC Mastercard or Credit Card, you can save an additional 10% off from March 16-18 (Friday-Sunday). This would work out to be a net savings of 28% off.
As noted earlier, these weekly sales are no longer valid at liquidiation stores. All prices at liquidiation stores are not stackable with any other sort of promotions including HBC, SPC, Senior Day, etc.