Breaking down Boston's new bigs

Kelly Olynyk, Jared Sullinger and Fab Melo all should see significant floor time this season. Getty Images

The smoke has cleared and the rubble has finally settled after the Boston Celtics hit the reset button and took the first steps toward their future.

A rebuild can be a long, arduous process, especially because the organizational effort to get as bad as possible before becoming good again can test the patience of the fan base, locker room and, most important, ownership.

Sports teams are selling one of two concepts: "championship" or "hope." The Celtics have made the shift in sales pitches, and a large part of their "hope campaign" could rest on the sizable shoulders of the cadre of young bigs they've acquired in the past two drafts. In a way, the Celtics are building their own massive wall, their version of the Green Monster.

Here's a scouting perspective on the four frontcourt players expected to ease Boston's transition and what the fans, team and ownership can expect from them: