Batman and Superman are the obvious key characters. Batman, the Dark Knight, with his gadgets and detective skills. Superman, the Man of Steel, with his superhuman abilities. Also, Lex Luthor is a crucial character as he is the one who creates the rift between Batman and Superman.
The key characters are, without a doubt, Batman and Superman. Batman is the brooding vigilante from Gotham, using his wits and gadgets. Superman is the alien with amazing powers from Krypton. Lois Lane is also important as she is Superman's love interest and often gets involved in the action. And then there's Lex Luthor, the brilliant but devious villain who sets things in motion for the battle between the two heroes.
Batman vs Superman's story involves a complex web of events. There's public pressure, personal vendettas, and a looming threat that forces them to either work together or destroy each other. It's a battle of wills and powers.
Definitely. Batman and Superman have long been featured in DC Comics, and the movie takes inspiration from those comic sources. It incorporates elements and plot points from various comic story arcs.
The key characters are Batman, Superman, and Lex Luthor. Batman is the Dark Knight from Gotham, Superman is the Man of Steel from Metropolis, and Lex Luthor is the villain who instigates their conflict.
There are three main characters really. Batman, he's the one who starts off seeing Superman as a danger. He has his gadgets and his detective skills. Superman, of course, he can fly, has super strength and heat vision. Then there's Lex Luthor. He's a very smart and manipulative character. He's the one who sets in motion the conflict between Batman and Superman through his various plots.
For Batman, his origin story of loss made him a brooding and determined character. He saw the need to fight crime in a more extreme way. Superman's origin as an alien made him more idealistic. He had great power and wanted to use it for good. Their different origins led them to have different outlooks on justice, which influenced how they developed as characters.
One of the best is 'The Dark Knight Returns'. In this story, an older Batman comes out of retirement and clashes with Superman who is sort of a government enforcer. It shows their ideological differences and the grittiness of the Dark Knight against the more 'establishment' Superman.