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No 1 was DRONACHARYA\'s SON and another was an Elephant in KAURAV\'s SENA.(aswaththamma the elephant was killed and was declared as DRON\'s son is dead in the bettle to misguide them...and that was the first Betrayal(dhokadhadi) done in the Satyug....)
don\'t know about NO2
No=3 is i think you\'ve not given her name properly...one was Hidamba Raakssasi, i think she is the same ...to whom Bhim got married and had a son..GHATOTGACHCHH.