Lance Lysowski

Aside from former Edmonton Oilers center Ryan McLeod, which of the Sabres' offseason additions will make the most significant impact and why?

How does this group of players – whether they're veterans or not – respond to Ruff's inevitable button-pushing?

Hockey season is near. Recent draft picks of the Buffalo Sabres are gathered this week for rookie camp and the Prospects Challenge, which will take place Friday through Monday in LECOM Harborcenter.

Jiri Kulich and Isak Rosen will have a head start on trying to force their way onto the Buffalo Sabres' roster. The recent first-round draft picks are among the talented young players on the Sabres' roster for the Prospects Challenge, which begins Friday at LECOM Harborcenter.

Ahead of the Prospects Challenge, here's a player-by-player look at the Sabres players at the event and how each can benefit from the week.

Kulich is on the cusp of the NHL less than 27 months after the Sabres selected him with the 28th pick of the first round in the draft. He doesn’t turn 21 years old until April, yet he’s already produced 51 regular-season goals in Rochester and played a prominent role in the Amerks’ past two playoff appearances.

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Jiri Kulich almost broke through.

Jiri Kulich almost broke through. His shot from the slot late in regulation Saturday night soared over the New Jersey Devils' net in LECOM Harborcenter as the Buffalo Sabres trailed by a goal.

Quinn’s impact in 27 games last season gave general manager Kevyn Adams confidence that the first player he drafted on the job will play a pivotal role in helping the Sabres score this season.