MultiIndex.value_counts(normalize=False, sort=True, ascending=False, bins=None, dropna=True)

MultiIndex.duplicated(*args, **kwargs)

MultiIndex.argmax(axis=None)

MultiIndex.is_unique = None

MultiIndex.difference(other)

MultiIndex.has_duplicates

MultiIndex.searchsorted(key, side='left', sorter=None)

MultiIndex.is_boolean()

MultiIndex.transpose(*args, **kwargs)

MultiIndex.intersection(other)