From group chats to high-level X's and O's breakdowns, the two superstars have pushed themselves -- and each other -- to the top of the basketball universe.

Tyrese Haliburton of the Indiana Pacers revealed in an interview with ESPN that he and Indiana Fever star Caitlin Clark, as well as their significant others, are in near constant communication — even as Haliburton, 25, focuses on winning his first NBA championship.