Perhaps there are also some supporting characters. They could be friends or family of the protagonist. Their role would be to either help the protagonist through the difficult time of the 'day of wrath' or be victims themselves, adding to the overall sense of drama and conflict in the story.
There could also be an antagonist. This character might be the cause of the 'day of wrath' or someone who tries to take advantage of the chaos that the day brings. For example, if the day of wrath is brought about by some sort of social upheaval, the antagonist could be a power - hungry figure who wants to gain more control during the turmoil.
Since I don't know the specific 'the day of wrath story', it's difficult to determine the main characters. It could be Gods or deities if it's a religious story about divine wrath.
Another possible theme is chaos. The 'day of wrath' might bring about chaos in the story. People's lives could be turned upside down, relationships broken, and normalcy disrupted. This chaos then serves as a backdrop for the characters to either succumb to or rise above the difficult situation.
Typically, in a 'the wrath of man story', the central character is, of course, the man in a state of wrath. He could be a regular guy who has been wronged in some way. There may also be supporting characters. For example, a friend who tries to calm him down or a mentor who gives him advice. And then there could be the antagonists, the ones who have made him angry in the first place. They might be powerful figures or just ordinary people with bad intentions.
The Lich King, Arthas, is central to the 'wrath of lich king story'. Then there are characters like Uther the Lightbringer who was Arthas's mentor and whose influence still lingers in the story. Sylvanas Windrunner also has her part to play, especially in relation to the undead and her own vendetta against the Lich King. And many other heroes from different races, such as Thrall from the Horde, contribute to the complex web of characters in this story.
The setting in 'Day of Wrath' also plays a crucial role. It creates an atmosphere that is both oppressive and somewhat mysterious. It might be symbolic of the internal turmoil of the characters. For example, the description of the physical environment could mirror the emotional states of the protagonists.
There could be a central event that sets off a chain reaction in the story. It might be a revelation or an unexpected encounter. For example, a character discovers a long - held secret that changes the dynamics among them all.
I don't know for sure since I haven't read it. But it's likely that the 'king of wrath' is one of the main characters. There may also be characters who are his advisors, enemies, or family members who play important roles in the story.
Since it's called 'dragon wrath novel', perhaps there is a young hero who has to face the dragon's wrath. There could also be an old wizard who knows about the dragons and tries to guide the hero. And of course, the dragon itself would be a main character, with its own motives and backstory that led to its wrath.
Not having read the 'angel of wrath novel', we can only speculate. The main character is probably the angel of wrath itself. There may be side characters such as those who are the targets of the angel's wrath, for example, sinners in a religious - inspired setting or enemies in a more general fantasy setting. There could also be other angels or spiritual beings that play important roles, either trying to temper the wrath of the main angel or being drawn into its actions.
I don't know as I haven't read it, but they could be the vendors and the customers.