Iconography:

Physical Form: Mahakala Panjaranatha is depicted with a dark-blue or black complexion, symbolizing his transcendence beyond worldly concerns and his all-encompassing nature.

Two Arms: Unlike many other wrathful deities who have multiple arms, Mahakala Panjaranatha has only two arms. His two-arm form is unique and distinguishes him from other Mahakala manifestations.

Right Arm: His right arm is raised in a threatening gesture, with the index finger pointing upwards. This mudra symbolizes the cutting of ignorance and the dispelling of obstacles. It demonstrates his ability to protect practitioners and remove hindrances on the path to enlightenment.

Left Arm: In his left arm, Mahakala Panjaranatha holds a long staff or bar (sometimes referred to as a club or vajra staff). This represents his power to clear the path and remove obstructions, paving the way for spiritual progress.

Ornaments: He wears bone ornaments, including a garland of severed heads. These ornaments symbolize the transformation of the five negative emotions (ignorance, attachment, aversion, pride, and jealousy) into wisdom.

Tiger Skin Loincloth: Mahakala Panjaranatha is often depicted wearing a tiger skin loincloth, signifying his triumph over ignorance and the wild, untamed aspects of the mind.

Surrounded by Flames: He stands on a lotus pedestal amidst the flames of pristine awareness. The flames represent the transformative power of wisdom and the burning away of impurities.

Meaning and Practice:
Mahakala Panjaranatha's wrathful appearance is not meant to invoke fear but to symbolize the ferocity with which he protects and purifies the Dharma. Practitioners engage in visualizations, rituals, and mantra recitations to connect with his fierce energy and seek his protection and assistance in overcoming obstacles.

The practice of Mahakala Panjaranatha is particularly emphasized during challenging times or when facing inner and outer hindrances. By meditating on his form and reciting his mantra, practitioners aim to transform negative emotions and obstacles into wisdom and compassion.

As with any Vajrayana Buddhist practice, approaching Mahakala Panjaranatha requires guidance from qualified teachers and a sincere commitment to the practice. The understanding of the deity's symbolism and significance is essential for practitioners to engage in the practice effectively and with the right intention.