Wanda Maximoff could also be the main character. After losing Vision, she could be on a rampage. But then she realizes that she needs to control her powers and use them for the greater good. She could be a key player in trying to bring back the vanished ones and fighting any new threats that emerged after Infinity War.
Captain America could be the main character. He's always been a leader, and in the aftermath, he could be the one trying to hold the remaining Avengers together. He would be dealing with his own sense of loss and responsibility. He might also be trying to figure out how to prevent future disasters like Infinity War.
In the 'Avengers Infinity War Aftermath Novel', one of the main events is dealing with the aftermath of Thanos' snap. Survivors are left in a state of shock and despair. They also start to figure out how to move forward and if there's any way to reverse what has been done.
Some of the key characters are the remaining Avengers. Iron Man, Captain America, and Thor are still important figures in the novel as they try to deal with the situation. Also, characters like Black Widow who are trying to hold things together on Earth.
A plot might also revolve around the villains. Some villains might see the chaos as an opportunity to take over. The Avengers would then have to deal with new threats while still recovering from the events of Infinity War. The fanfic could show how they come up with new strategies and alliances to face these challenges.
The Hulk could still be the main character as we follow his journey of redemption. He might be trying to regain the trust of the people and his fellow heroes.
Definitely Doctor Strange. Since he had a major role in Infinity War and his actions were so mysterious, many fanfictions explore his further plans post - Snap. Another popular one is Captain America. People love to write about how he continues to inspire hope among the survivors.
It could be a new villain that emerges from the power vacuum left by Thanos. Maybe one of his underlings decides to step up and continue his tyrannical ways.
Most likely it would still be Thanos. Since he was the main villain in Infinity War and his actions were the cause of so much destruction, it makes sense that he would continue to be the main adversary in the sequel.
The new villains in 'Avengers After Infinity War Fanfiction' could include a group of super - powered individuals who were once under Thanos' control but now have their own agenda. They might have powers that are a combination of the Infinity Stone's energy and their own genetic mutations. They could be led by a charismatic figure who has a vision of a new world order, one that is not friendly to the Avengers or the people of Earth. Additionally, there could be a cosmic entity that was awakened by the events of Infinity War and sees Earth as a threat to the balance of the universe.
The main characters include Thanos, who is the main villain. Then there are Iron Man, Captain America, Thor, Hulk, Black Widow, and Hawkeye from the Avengers. Also, characters like Doctor Strange, Spider - Man, and the Guardians of the Galaxy play significant roles.