2017 Topps UFC Knockout 2017 Topps UFC Knockout is a premium collection filled with hits of today's biggest UFC fighters. Featuring autographs, relics, and gorgeous book cards that mix multiple autographs and relic combinations. With a base set of 100 cards and several insert sets, 2017 Topps UFC Knockout is sure to be a popular set for fans of the sport. Our checklist, available under the tab above, includes all the cards and can be broken down by many parameters. Follow this hub using the button on the right and you will get automatic updates regarding this set when they become available via your "Following" page. Release Date:2017Manufacturer:ToppsBrand:KnockoutGenre:UFC Cards 2017 Topps UFC Knockout News No items found. Videos No items found.