The Miami Heat made the blockbuster trade for Giannis Antetokounmpo, and that brought with it a thought from many NBA fans: Maybe his brothers would follow.Thanasis and Alex are available, but as of Friday, July 10, they aren't yet part of the Miami roster.There's an obvious reason why, and his name is LeBron James.At this point, the Heat likely still believe they are in the running to get the King to return to town.And while LeBron has said that money isn't his biggest concern in this free agency, the Heat also can't afford to spend any more until they know what they might have to give James.Their current contract structures allow about $7 million in a deal for 2026-27 with LeBron, which is obviously well below market value, but also a bit above what some of the other teams competing for