Some are obvious. A quarterback who was a sixth-round pick turned into not just a franchise player, but one of the all-time greatest at his positio in Tom Brady. Some aren't so obvious, but had impacts on the team that led to the franchise's first Super Bowl victory.
Each of the players listed served some vital role with the Patriots, whether it was leading the team to its first Super Bowl appearance or leading the league statistically.
Brady is arguably the best draft choice the Patriots ever made, since the sixth-round pick is considered one of the greatest quarterbacks ever to play the game. The Michigan Wolverine who started his collegiate career as the seventh-best quarterback on the depth chart turned into a three-time Super Bowl champion and two-time Super Bowl MVP and a Pro Bowl selection eight times.