You might be surprised to know that Marner is the worst +/- player at -6 on the Leafs team on a team that is middle of the pack (204 goals against) in team goals against, while Barzal is Even and among the best on the Islanders on a team that is near the bottom on the league in goals against (258 goals against).
In terms of actual goals against and for individually this year while Marner vs Barzal have been on the ice (for and against).
Marner .. Team Goals For =
77, Team Goals Against =
54 & [PP GF =
31, PP GA =
2] ....
-6 +/-
(link :
NHL.com - Stats )
vs
Barzal ... Team Goals For =
96 , Teams Goals Against =
60 & [PP GF =
37 , PPGA =
1] ....
Even +/-
(Link :
NHL.com - Stats)
Totals = Marner has been on the ice
for 54 goals against this year vs Barzal
for 60 goals against, while NYI have surrendered
+54 more goals than the Leafs overall.
A total of
6 goals against difference on the season after 71 games in Marner's favour.