Sixers mailbags have officially moved to Tuesday, and we have a lot to get to this week. Fresh off a thrilling home win over the Charlotte Hornets and leading into the beginning of NBA Cup Group Play for the Sixers tonight as they host the New York Knicks, let's get to your questions.

The Philadelphia 76ers are impressed with what Jared McCain has been able to do nine games into his NBA career.

But the early ascent of Jared McCain into someone the team can confidently draw up crunch-time offense for is near the top of the slim list of positives. McCain accounted for 27 points, just one turnover and a third of the Sixers’ 3-pointers in 31 minutes in Sunday’s 107-105 win.

There were too many stories to count on Tuesday night at the Wells Fargo Center: Joel Embiid made his season debut, and he did so in the headlining contest of the opening night of this season's NBA Cup.

"He is the piece. He is The Process," Paul George said of his Philly co-star, who made his season debut Tuesday.

Joel Embiid stuck around for extra work after shootaround. The 7-footer who has yet to officially step on the court for the Philadelphia 76ers this season was in no rush to finish his drills. Embiid shot free throws,