The Knicks are making it look routine. Making it look easy.

And, more and more, making it look like they’re an elite team. The most intriguing part is they likely haven’t even hit their ceiling yet. Far from it, they declare.

Tuesday marked an early-season landmark for them, playing their tenth game of the year. And besides a brief three-game blip, they have to like the early returns on Mike Brown’s tenure.

They breezed past the Grizzlies 133-120 at Madison Square Garden to extend their winning streak to five games.

They are now a perfect 7-0 at MSG, their best home start since 2012-13. They are second in the Eastern Conference, behind only the 9-2 Pistons — whom they eliminated in the first round of the playoffs last year.

That 2012-13 Knicks side started 10-0 at home. The Knicks hav

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