Between anti-vaccine stances and trade demands, suspensions and star insurrections, it’s hard for the Nets to surprise anyone. Or themselves.

But here’s a shocker. Brooklyn — undone the past few years by a sievelike defense — has arguably the most effective defensive lineup in the entire league.

No, seriously.

“Really?” said Nic Claxton, the man actually anchoring that quintet. “I didn’t know that. Solid!”