NHL · Toronto Maple Leafs · 20:22 ET · via @reporterchris

Morgan Rielly Exits Early With Lower-Body Injury As Leafs Panic Meter Spikes

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Chris Johnston reported: 'Morgan Rielly is done for the night due to a lower-body injury.'

The are currently losing 2-0 to the Montreal Canadiens, which is annoying for their fans, but the real disaster just walked down the tunnel.

NHL insider Chris Johnston reported that defenseman is officially done for the night with a lower-body injury.

Taking off the blue line is like taking the engine out of a 2006 Honda Civic and expecting it to still merge on the highway. He is the load-bearing wall of this entire defensive structure.

is the undisputed ice-time leader for the Leafs and the primary distributor on their top powerplay unit. When he goes down, the rest of the rotation gets stretched thinner than single-ply toilet paper.

This is not exactly a new terrifying experience for . has a documented history of lower-body issues, including a knee injury that previously landed him on long-term injured reserve and a separate lower-body concern that cost him games just last March.

Anyone holding a shot prop or powerplay point ticket for tonight can go ahead and use it as a coaster. The live betting markets for this game are already adjusting to a team trying to mount a comeback without their best puck-mover.

The timing could not possibly be worse. has zero time to figure out a contingency plan because they host the tomorrow night on the second half of a back-to-back.

If is out for any real stretch, the Leafs are going to have to survive a brutal upcoming schedule with a defense held together by duct tape and blind hope. We will see what the medical staff says tomorrow, but right now, the panic in is entirely justified.