CHET HOLMGREN AND THE OKLAHOMA CITY THUNDER ... The Thunder grew from upstarts to champions in the blink of an eye. Now, their stars' bank accounts are growing, too. Chet Holmgren agreed to a fully guaranteed five-year maximum rookie extension worth up to $250 million.

Kenyon Martin can’t wrap his head around Chet Holmgren’s massive $250 million extension after a season where the big man played only half the games.

ESPN’s Shams Charania recently reported that Oklahoma City Thunder star Chet Holmgren has agreed to a fully guaranteed five-year maximum rookie contract extension, which could total up to $250 million.

Following their NBA title, the Oklahoma City Thunder have been hard at work in retaining their core. OKC struck a four-year, $285 million agreement with reigning NBA MVP Shai Gilg

Indiana lost center Myles Turner in free agency, who agreed to a four-year, $107 million deal with the Bucks. Huff joins a depth chart at center that currently includes Tony Bradley. Isaiah Jackson and James Wiseman, both returning from a torn Achilles, are free agents, as is Thomas Bryant from last season's roster.

Before his monster $250 million contract extension, the Oklahoma City Thunder star was hilariously picking on a kid who tried to defend him one-on-one.