Equipped with depth, experience, and a little help from others, the 2022-2023 Boston Celtics had an incredible opportunity to secure Banner 18 - but in the blink of an eye, it all disappeared.It was not Giannis Antetokounmpo and the top-seeded Milwaukee Bucks or a LeBron James Cavalier-led team, the Boston Celtics encountered a ball club that finished dead-last points per game in the regular season with a trip to the NBA Finals on the line in the Eastern Conference Finals.