I think the Pittsburgh Steelers have the toughest schedule this year.
The NFL schedule for the rest of 2012 is long over. The new schedule will come out for 2013 next month. The schedule will be similar to that of 2012.
The hardest hitter is Ray lewis, second Clay Matthews.
It is possible to view the NFL playoff schedule on the NFL main website. Besides the schedule, one can see statistics for all the teams, wins, losses, injuries and future playoff schedules.
When the regular season schedule is announced
One can find the schedule for NFL games played on Fox by going to foxsports or to the tvguide website. Each of these sites provide a wealth of information about NFL scheduling.
Ray Lewis or Clay Matthews
It's not out yet.
Sometime in April 2011
some time after the draft