Right now, you can get 5% off when buying Mastercard gift cards at giftcards.com by using code: MASTERSALE, VETERANSDAYSALE, or VETERANSDAY. Each code should have a maximum discount of $75 off. If you're interested, this is worth a look. The discount works on both physical cards and e-gift cards.

Right now, RebatesMe is also offering 1% cash back at Giftcards.com, which can be stacked.