Checkmate is a savings app with over one million users that have saved $$$ on brands like eBay.
The Checkmate extension automatically applies eBay discount codes, eBay coupons and more to give you discounts on products like DC GREEN LANTERN: REBIRTH No. 1 2 3 4 5 6 (2004) Complete Set! Nice Lot!.
Checkmate users have also been loving these products from eBay.
Users have been saving products like this to their collections.