This is the 2025-26 Topps Chrome Cosmic Nucleus Refractor rookie card of Dylan Harper — one of the most coveted parallels from Topps' premium space-themed Chrome release, featuring the signature prismatic Nucleus finish that sets it apart from the base Chrome version. Dylan Harper is the breakout story of the 2026 NBA Playoffs. The #2 overall pick in the 2025 NBA Draft is currently performing on basketball's biggest stage in the NBA Finals against the New York Knicks, where he has already etched his name in history — becoming just the 3rd rookie in Finals history to score 10+ points in a single quarter in the play-by-play era. He is doing this alongside fellow generational talent Victor Wembanyama, making the San Antonio Spurs the most exciting young team in the league. Topps Chrome Cosmic is one of the most visually striking products of the modern hobby era, with its deep space aesthetic, foil technology, and limited parallel structure. The Nucleus Refractor is among the most popular parallels in the set, offering a unique, distinctly collectible look. Cards from this product have been surging in real time as Harper's Finals performance continues to capture the attention of collectors worldwide. Buying now means buying before the market fully catches up.