The Detroit Lions are the favorite to win the NFC North this season, but it's worth noting that they could benefit from some experienced players at certain positions.
How many of the NFL quarterbacks to lead the league in passing touchdowns for each season since the AFL/NFL merger in 1970 can you name in six minutes?
Rule changes have made passing numbers easier to compile in the modern era, and the game's top quarterbacks have taken full advantage. While the heaviest hitters are represented here, some storied postseasons by slightly lesser-celebrated QBs remain entrenched in playoff annals as well.