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remains watching from the sidelines after Miami’s play-in tournament win over the Sixers. Butler helped keep the Heat from falling out of securing a first-round spot, scoring 19 points and playing 40 minutes after suffering an MCL sprain in the first quarter.

But the latest surrounding Butler’s injury suggests the 34-year-old won’t return in time to compete against the Celtics in a rematch of last season’s Eastern Conference finals.

“It’s crazy to hear Jimmy Butler played three quarters with what I’m hearing now was a severe MCL sprain. He is not going to be back in this series,” The Athletic’s Shams Charania reported Monday on FanDuel’s “Run It Back.” “This is a rehab that’s gonna go at least one month, could be two months of rehab. This is something Jimmy Butler’s gonna have to work on.”