After completing BBA I want admission in MBA, which field has a better scope and which college is best for completing MBA in Pune?

Yes. It is possible. You may look for college that has block chain management, digital marketing types of subjects. Some best colleges of pune are - SYMBIOSIS INSTITUTE OF BUSINESS MANAGEMENT, BHARTI VIDYAPITH DEEMED UNIVERSITY,IIEBM INDUS BUSINESS SCHOOL, MIT-WPU,BALAJI INSTITUTE OF MODERN MANAGEME