This study explores the dynamic evolution of iconography in Assam, delving into the intricate interplay of historical and cultural transformations across epochs. The socio-religious history of the region unfolds as a rich tapestry, woven with the threads of diverse faiths and beliefs. Key themes include settlements, ethnic migrations, socio-economic and political shifts, environmental changes, natural calamities, and the infusion of new ideologies. Cult images and icons of deities, serving as tangible reflections of spiritual metamorphosis, form a central focus. Monument building emerges as a visual narrative, encapsulating the adaptation of new ideas and expressions within the religious landscape. The study specifically scrutinizes the iconography of Brahmanical deities, providing a regional perspective. A succinct overview of the landscape, political history, and monumental landmarks sets the stage for a nuanced exploration.