On these lists, “difference makers” are players who can change the dynamic of an offense or defense in and of themselves, whereas the other players listed would have to be plugged into specific schemes or surrounded by the right kind of talent.
Dates to remember: The franchise tag deadline is 4 p.m. on March 6. The “legal tampering” period for free agents starts on March 12, and free agents can officially sign deals at 4 p.m. on March 14. Player ages are as of March 1, 2018.