The Boston Celtics are flying, with Jayson Tatum leading the charge among the favorites for MVP.Holding the best record in the league at 21-5, Boston is the early frontrunner, and coming off one of their most impre Dwight Clark T Shirts sive wins of the season, a 125-98 road victory over the Phoenix Suns, they're not getting carried away just yet.SIGN UP TO WATCH EVERY GAME ON NBA LEAGUE PASS: | "While we're having fun and happy with the way we're playing, nobody in that locker is celebrating or satisfied with we're at," Tatum said. "None of this means anything if we don't hang a banner."Boston has won 17 of their past 19 games, fueled by their high-octane offense, currently boasting a league-best .Celtics offensive rating this seasonOctober: 119.0November: 120.8Since Thanksgiving: 124.0The best offense of all time is getting better. StatMuse (@statmuse) We realize that weve got C.J. Beathard Jersey the best record; were 21-5; with that comes the decision every night to play the right way, to play as hard as we can on both ends.After losing in last season's NBA Finals to the Golden State Warriors in six games, Boston is playing with a spirit ofunfinished Steve Young T Shirts busine s, with Tatum taking his game to another level this season.The 24-year-old is currently at 30.5 points per game, adding a career-high 8.2 rebounds, 4.1 a sists, one steal, and a block on.480/.365/.863 shooting splits."Nobody in that locker room is satisfied"Jayson Tatum on Celtics' motivation after the big win against Phoenix Celtics on NBC Sports Boston (@NBCSCeltics) Despite his individual improvement, vaulting himself into the MVP conversation, Tatum is locked in on making it happen in June."That's the ultimate goal. It's a step in the right direction every night, the way Kyle Juszczyk Jersey we're playing, and I'm proud of that. But big win, it's a hard place to win against a really good team," he said. "But ultimately, we won, and it's on to the next one."MORE:While the Celtics are cruising, their fast start is even more impre sive given they've been without starting center .In his absence, Boston has got the job done by committee, with the likes of derrick White, Malcolm Brogdon, Grant Williams, Javon Kinlaw Jersey and Blake Griffin all stepping up at different times throughout the first portion of the season.