Kid,
I think you're dreaming. ACEs can exist on hundreds or thousands of computers. There is no possible way to get a report on all ACEs that a group is listed in.

Now, if all you want is to scour one particular volume, searching for group ACEs, you can do that easily with SubInACL.
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Give a man a fish and he will be back for more. Slap him with a fish and he will go away forever.