Dream about black praying mantis is a metaphor for your tendency to wallow and dwell on your emotions. You need to roll up your sleeves and prepare for some hard work ahead. Someone is not letting you do what you want or be who you are. This symbolises shame or guilt. You should not contemplate any major changes in your life at this time.
Black praying mantis dream is a metaphor for emotional impotence or fear of impotence. You may be trying to distance yourself from certain life experiences. You need to cool off and not let your temper get out of hand. This dream is a premonition for your need to be reenergized or revitalized. You need to clear out your thoughts and get rid of your old ways and habits.
If you dreamt about black praying mantis:
It is off with the old and on with the new, given the current configuration in the sky. You may feel compelled to take a walk to work down a different street than usual, and to change your former habits for routines that are a little more interesting and exciting. The upshot of all this could be a surprise meeting with someone you certainly won't forget in a hurry.