NFL Connections #119, Answers
The full solution: all four groups and the 16 names, sorted from the easiest group to the trickiest.
Dolphins quarterbacks
Dan Marino, Bob Griese, Tua Tagovailoa, Ryan Tannehill
Dolphins running backs
Larry Csonka, Ricky Williams, Mercury Morris, Ronnie Brown
Dolphins pass catchers
Mark Clayton, Mark Duper, Tyreek Hill, Jaylen Waddle
Dolphins defensive legends
Jason Taylor, Zach Thomas, Sam Madison, Cameron Wake