Yes. Ashvaddhama is immortal as per Mahabharatha.
In Mahabharata pandavas killed kauravas & other enemies. Also almost out of 40 million total warriors 10-15 people were alive.
The original name of the Mahabharata is Mahabharata.
Yes, Mahabharata is a true story.
There are number of heroic things that Arjuna do in Mahabharata. The list is long and beyond the scope. Better you read the Mahabharata. Rather study the Mahabharata.
Ajaamila is personality who comes in Srimadbhagavata, not in Mahabharata
One highly recommended Mahabharata translation is "The Mahabharata: A Modern Rendering" by Ramesh Menon.
The gambling game is what Mahabharata is famous about.
It was Bhimsen who killed Jarasandha in Mahabharata.
The Five Pandava brothers (Yudhisthira, Bhim, Nakula, Arjuna and Sahadeva) Krishna Satyaki Yuyutsu Ashwatthama Sage Kripa and Kritavarma
Because mahabharata includes in religios discussions
Lord Ganesha wrote Mahabharata and Ved Vyas dictated it.
Lord Ganesha wrote Mahabharata and Ved Vyas dictated it.