they would ruin it in certain instances. If more than 1 game starts at 7pm(and they do) they could potentially be blacked while Versus airs their game.

During these games, Versus has an exclusive window similar to NBC, which usually lasts 2 or 2.5 hours from the start of the Versus telecast. No other games may be televised in the United States during this time

so it most certainly COULD impact center ice