There are many related issues regarding this matter, but apparently it has not mentioned what precisely their names are. But according to the traditions (hadiths), these individuals are similar to the 313 persons who were so gladiator and brave in Badr (بدر) war. On the whole, they have several specific characteristics such as:
As he is not only the Imam of the Shia's of Ahlul Baith but the Imam of the universe so any person who has some respect and love for the holy household of the Prophet may join his army if Imam wills.
The person maybe off any religion and caste.
Briefly speaking, it consists of 3 groups (respectively):
The first group: 313 persons as the main soldiers (perhaps as
The second group: 10.000 persons
The third (last group): General Shias and lovers of him who accept
him after the reappearance... (who seem to be from different
countries and even various religions (and Allah knows best)