I don't know for sure as I haven't read it. But it could be the alien itself as a main character. Maybe there's also a human character who befriends the alien or tries to study it.
Since it's an 'American Alien Graphic Novel', there might be a protagonist alien with unique features or abilities. There could also be supporting characters like government agents who are interested in the alien, or ordinary Americans who interact with the alien in different ways. For instance, a young American kid who is the first to discover the alien and forms an unlikely friendship with it.
It could be an alien protagonist. Maybe an alien who has been exiled from its own kind and is trying to find a new home. Or it could be a human scientist who is obsessed with studying aliens.
In the 'alien 3 graphic novel', there could be a diverse set of main characters. Maybe there's a scientist who is trying to understand the aliens. There might also be a strong - willed fighter, someone who has had experience dealing with dangerous situations before. And of course, there could be an innocent character who is just caught up in the chaos and has to find their inner strength to survive.
It's hard to say without reading it. But it could be some heroic soldiers or a smart scientist.
In the 'alien legion graphic novel', the main characters could be a diverse group. There might be a fearless alien warrior who is highly respected in the legion. He or she could be leading the legion into battles. There may also be a young and inexperienced alien who is just starting to understand the ways of the legion and is on a journey of self - discovery. Additionally, there could be a character from another species, perhaps a human diplomat, who is trying to negotiate with the alien legion. This mix of characters would create interesting dynamics and storylines within the graphic novel.
Since I haven't read it, I can't say for sure. But likely the main characters are the boys themselves. There might also be some supporting characters like their parents, teachers or friends who play a role in the story related to the boys' alien - related experiences.
I'm not sure exactly who the main characters are as it could vary. But they might be survivors, like a tough female lead trying to outwit the aliens.
I don't know for certain as I haven't read the graphic novel. But it could have a scientist as a main character, someone who is intrigued by the alien bones and drives the investigation.
Since it's a resurrection story, there could be a character who has some past connection to the aliens. Maybe someone who was part of an earlier encounter and now has to face them again. And of course, there will probably be some expendable characters too, who are just there to add to the tension and horror when the aliens start attacking.
Typically, the main characters would include the members of the Covenant crew. There's the captain and other important crew members who are on the mission.
I'm not sure exactly, but it could be the resident alien itself as a main character. Maybe there are also some humans who play important roles, like a scientist who discovers the alien or a local who befriends it.