Penguins trade rumors: Toffoli, Kreider, Saad - who is the best fit, and most realistic add?

On last night’s NBC game, insider Bob McKenzie talked a bit about the Pittsburgh Penguins’ trade interests about replacing Jake Guentzel.

Bob Mckenzie said the penguins could be interested in

Toffoli
Saad
Kreider

Apparently, he thinks the pens could get Toffoli for just a second round pick.— Jake (@NationPenguins) January 9, 2020

This also mimics what Craig Custance at The Athletic said yesterday when he listed Tyler Toffoli as number two in his “27 players who could be moved before the deadline” article -

One executive said the expected asking price on Toffoli is a second-round pick and a prospect, which might make Toffoli more appealing for teams cringing at the idea of moving a first for a rental.