Sleeves - Monster Protector Sleeves - Standard Size Gloss fits MTG Magic the Gathering and Other Standard Sized Gaming Cards: From the best name out there, Monster sleeves will change the way you think of gaming protection. High quality, durable construction, and Monster branded, this is the only brand you will ever need. Standard size fits Magic the Gathering and other larger sized cards, and Smaller Size fits Yugioh and other smaller trading card games