PHILADELPHIA — When Joel Embiid walks onto the court, even players on the opposing NBA team stop and take notice. A lot of times, that’s the result of seeing his 7-foot, 280-pound stature in person for the first time. And once the game begins, folks become amazed at the 76ers center’s footwork, power, athleticism, and shooting touch. And it’s not uncommon for fans at road arenas to cheer for the reigning MVP, like they did Wednesday night as the Sixers played in front of 15,568 fans at Capital One Arena in Washington. Embiid finished with 50 points, 13 rebounds and seven assists in the Sixers’…