Whichever way the Delaware Supreme Court rules in the appeal of a settlement between AMC Entertainment Holdings Inc. and its shareholders, it’s likely to have a broad impact on Chancery shareholder litigation, counsel for both those in favor of the settlement and those opposed argued Wednesday.

It’s a unique situation for the court, with attorneys from the plaintiffs’ bar and those who represent the corporate side sitting at the same table, united in wanting to uphold a settlement that a subset of the class of AMC shareholders wants to have overturned.