The retailer is offering Roblox gift cards at 40% off for a very limited time—today only, in fact.

Thanks to Cyber Monday, Amazon has knocked off 15% off this gift card so you can save $7.50 to put towards more Roblox goodies. Buy it if: 4,500 Robux is more than enough ...

Have a huge Roblox fan in your life? Amazon's Cyber Monday deal lets you boost them with in-game currency at a nice price.

Easy Fix: Gift Cards The best way to control your child's spending is prepaid gift cards. Instead of a direct payment, you buy a Roblox gift card, setting a fixed budget.

Although Roblox doesn’t mention this in its announcement, by offering users incentives to buy from its website or via gift cards, it can essentially evade Apple and Google ’s app store fees.