Documented.
If DNP does nothing, CNP'ing the major boss entity to 0000 probably does nothing, too.
One thing I didn't think I'd try out this year: Try to keep up with an x10-speed Major Boss or several
And flailing as I failed, but I tried. :3
Considering that <CNP stacks, perhaps you could combine it with <UNI (the one used in the Ironhead fight)?