Adds note on reverse refs #1105

Author: JJ

doc/Type/Mix.pod6

@@ -96,6 +96,10 @@ Coerces the C<Mix> to a L«C<BagHash>|/type/BagHash». The weights are convert t
 which means the number of keys in the resulting C<BagHash> can be fewer than in the
 original C<Mix>, if any of the weights are negative or truncate to zero.
 
+=head2 method reverse
+
+I<Note>: This method is inherited from L<Any|/type/Any#routine_reverse>, however, C<Mix>es do not have an inherent order and you should not trust it returning a consistent output.
+
 =head1 See Also
 
 L<Sets, Bags, and Mixes|/language/setbagmix>