Each sealed box contains 20 packs of 4 cards. *Each Box contains One Nucleus Refractor, One Stars In The Night Insert, and Two additional Parallels! *Topps Cosmic Chrome Baseball makes its explosive return with a galactic spin on chrome technology. *Collect your favorite superstars with the 200-card Base Set. Look for out-of-this-world insert sets such as Launched Into Orbit, Extraterrestrial Talent, and Star Clusters. *Also search for Supernova and Stellanova short print inserts featuring the top players in the game. *New for 2023 is the Planetary Pursuit insert chase. Collect the top players in the game with increasingly difficult to discover planet variations based on their distance from the Sun.