Zion Williamson is a series of contradictions. He’s a near-300-pound space mover who elevates like he’s in zero gravity. He’s both the mythic John Henry racing a machine and the steam-powered drill he beat in a race because it continuously broke down. Williamson has the build of a defensive end, but his body has put him on a pitch count through his first four seasons. Williamson is the NBA’s ultimate high-risk, high-reward under-25 superstar, and the range of possibilities for his season are more than the width of his biceps. It would be reductive to label him as simply having potential, because he’s already demonstrated his effectiveness. There is no player with a wider range of outcomes for this season than Williamson. Victor Wembanyama isn’t being relied upon to lead San…