The LeBron 15 Low EP 'Supernova' was the silhouette’s debut colorway. It was unveiled by LeBron at the NBA All-Star Media Day & Practice during the 2018 NBA All-Star Weekend at the LA Convention Center. Released in April 2018, it features a University Red, blue, and black BattleKnit upper with an inner-sleeve for a sock-like fit. Other details include black leather heel tabs, a red Swoosh, speckled grey midsole, red Max Air cushioning in the heel, Zoom Air in the forefoot, and an icy blue translucent rubber outsole.
| Release Date | 04-01-2018 |
| SKU | AO1756 900 |
| Nickname | Supernova |
| Colorway | Multi-Color/University Red-Black-White |
| Main Color | Multi-Color |
| Technology | Air |
| Category | Basketball |
| Designer | Jason Petrie |