If Castle continues to develop, he'll certainly have the right to ask for that big of a payday. However, the Spurs have moved past trying to build a contender and have moved into dynasty-shaping territory. After making it to the NBA Finals with the league's most talented young core, the conversation must be about staying a contender for a long time. It's not fair, but that is, at the very least, what Spurs fans will hope for. One contract could shape the Spurs' championship futureThe Silver and Black have committed 25% of the cap to Wembanyama.