In the Avengers Infinity War Part 2 comic story, the key characters are not just the well - known Avengers. There could be characters from other parts of the Marvel universe that come to aid in the fight. For example, characters from the Guardians of the Galaxy who might have some knowledge or resources that are vital. Captain Marvel, if she makes an appearance, would be a major force. And characters like Ant - Man, who has his unique abilities, could also be key in devising plans to take on Thanos and his minions.
Definitely. Ant-Man and the Wasp are integrated into the Avengers story. Their powers and actions contribute to the ongoing conflicts and resolutions in the MCU. Plus, they often team up with other Avengers in various events.
In many comic storylines, the role of the Avengers' leader has shifted. But one of the prominent leaders is Iron Man. His intelligence and resources have guided the team on multiple occasions.