"Batman vs. Superman" is one of the most highly anticipated superhero films of 2016.  With "Man of Steel" star Henry Cavill already reporting on set to begin production, there are a few things fans should know about the upcoming flick.

Movie insiders have leaked potential plot and character spoilers since the announcement of Jesse Eisenberg's addition to the "Man of Steel 2" cast.  There have also be rumors relating to the film's title and inside information relating to casting decisions for Lex Luthor and Batman.  Check out the list below for the most important news relating to "Batman vs. Superman" that came out this week.

1.  "Man of Steel 2" Producer Defends Ben Affleck Casting Decisions

"A number of years go by, and then all of a sudden the torches and the pitchforks go up, 'oh my god, the guy that played the gay cowboy is going to be The Joker? They're going to destroy the greatest super villain in history," Uslan told E Daily. "And then after Heath Ledger's performance, when they actually went to see it, nobody ever wanted The Joker played by another actor again. So here we are, with an academy award winning filmmaker."

"You look at his last bunch of movies, Hollywoodland he had me convinced he was George Reeves," Uslan added. "The Town, Argo, just really, really great quality of work. Again, I'll go back to what Tim said in the beginning, it's all about Bruce Wayne, and when you focus on it, Bruce Wayne, maybe in his mid-forties, what's he going to be feeling? What's he going to be thinking? What does he have on his plate to deal with? I just couldn't be more excited about it." (READ MORE! Source: E Daily)

2.  This Could Be The Official "Batman vs. Superman" Title

And the potential film title is... "Man of Steel: Fight or Flight".   Before you get too excited, there's a BIG catch.  Click here to read more about the film title.

3.  Jesse Eisenberg Was Third In Line For The Role Of Lex Luthor

Eisenberg wasn't the only actor up for Superman's nemesis Lex Luthor.  Joaquin Phoenix reportedly turned down the role, as well as "Girls" star Adam Driver.  However, there was one actor's name that popped up in the Luthor casting pot that will shock you.  Click here to read more about "Man of Steel 2" production's journey to finding their Lex Luthor.

4.  What Lex Luthor Might Look Like (MAJOR SPOILER)

"Lex Luthor is BALD. His head is shaven to be exact. But that is not all. He has another physical trait. You see, Lex Luthor is also into body art and has a detailed sleeve tattoo of the Metropolis skyline on his right arm. Lex is also the richest man on the planet who became a self made billionaire at 18. Lex is currently the CEO of Lexcorp who is one part tech genius, one part ruthless business man and two parts Metropolis street tough. Yes, street tough." (READ MORE! Source: Latino Review)

5.  Why Bruce Wayne Is In The City Of Metropolis (MAJOR SPOILER)

"The rebuilding of Metropolis is Bruce Wayne's main priority and is in town to help. Bruce believes pooling their resources would better serve the citizens of Metropolis and Bruce is willing to put his differences with Lex aside and let bygones be bygones.  Lex believes Wayne Enterprises is a powerful company but not enough to challenge him in his own backyard. Lex Luthor is Lexcorp and Lexcorp is Metropolis. Despite the limitations of Wayne Enterprises, there are some things Lex believes he can use the company for." (READ MORE! Source: Latino Review)

What is the most outrageous "Batman vs. Superman" rumor you've ever read?  Let us know in the comments section below.