Kali - Mahavidya

Kali stands on Shiva

Kali is one of the Mahavidyas. Krishna avatar of Vishnu is portrayed at the bottom.

Image of Satguru Sivaya Subramuniyaswami
As supreme Mahadeva, Siva wills into manifestation all souls and all form, issuing them from Himself like light from a fire or waves from an ocean.
—Gurudeva