Robin's main rival and arch-enemy is the criminal mastermind Slade Wilson, even vowing to one day be the supervillain to justice.
Jason Todd is often considered the darkest Robin, but DC already confirmed that Jason is the purest and the darkest may actually be Damian Wayne. Fans often point to Jason Todd as being the darkest and edgiest Robin, which makes sense considering the crimes he has committed.
Slade considered Robin his rival as the leader of the Teen Titans. Slade was impressed by Robin's abilities, powers, and personality, and wanted him to be his apprentice. Slade admits that he tried to get Robin's attention by leaving clues and messages for him to investigate.
Dr. Victor Fries, commonly known as Mr. Freeze, is a fictional character who appears in Joel Schumacher's 1997 superhero film Batman & Robin. Based upon the DC Comics character and supervillain of the same name, he was played by Austrian-American actor Arnold Schwarzenegger.
Joker (Gotham A.D.)
Jarro grew attached to Batman and even often calls him “father”. He wanted to prove to Batman that he can be the best Robin and even convinced Batman to give him a chance. Jarro became the new Robin and was even said to be Batman's favorite Robin, admitted by Batman himself.
Robin is an orphan who has been forced by Reverend Darkk, the series' main villain, into becoming a thief and a murderer. He meets Batman when Darkk assigns Robin to kill him. Batman survives the attack and in return shows Robin what kind of a man Darkk really is.
The Joker (real name unknown) is a homicidal maniac with a clown-like appearance, bent on creating havoc in Gotham City and fighting a never-ending battle against Batman.
Also known as the Clown Prince of Crime, the Joker is the arch-enemy of the Dark Knight — one capable of such unthinkable evil that can make even Batman shudder.
Batman is known for suddenly appearing before criminals, but Damian Wayne can do it better - and underwater. Warning: contains spoilers for Superman: Son of Kal-El #14!
Robin's PTSD
If there is any villain that traumatizes the most characters, it's Slade. The sheer amount of physical and mental abuse he dishes out is astonishing. Since much of Robin's arc focuses on taking down Slade, he ends up the most damaged because of it.
Slade Wilson may be in the middle of a bitter battle between Batman and Damian Wayne's Robin right now, but Deathstroke's greatest rivalry will always be with the original Boy Wonder - Dick Grayson. This bitter feud began with the Teen Titans, stretching all the way back to the Judas Contract storyline.
According to this theory, Slade was actually a future version of Robin that the current Robin will eventually become. His transformation would happen sometime before Robin becomes Nightwing. After becoming Slade, he would then go back in time to the team's early days and attack them.
The miss goody two-shoes Robin, who is the least talked of all. Carrie Kelley, the 13-year-old girl, made her debut with Frank Miller's Batman: The Dark Knight Returns (1989). Although Carrie Kelley outshined herself in The Dark Knight, there is nothing more to her character than that saga.
1 DICK GRAYSON
Tim Drake may be everyone's favorite Robin, but there's no denying that Dick Grayson is the ultimate sidekick. Not only is he the first Robin, he's gone on to establish his own Nightwing persona and inherit the Batman mantle from his former protege more than anyone else inside the Bat-Family.
Jason Todd
Jason Todd's notoriety precedes him. This version of Robin was so unanimously disliked that when audiences were given a chance to save him or let him die, they chose to kill him.
The ultimate Batman villain is a deranged psychopath who acts as more of an agent of chaos than an organised criminal. Also known as the Clown Prince of Crime, the Joker is the arch-enemy of the Dark Knight — one capable of such unthinkable evil that can make even Batman shudder.
1 The Anti-Monitor
The Anti-Monitor is one of the most powerful DC villains in the comics, so it was only fitting for him to be such a powerful threat when he made his way to live-action.
To Be Forgotten. While fans got to hear many memorable quotes from Joker in Batman: Arkham, the series also revealed what his greatest fear is supposed to be. As it turned out, The Joker feared being forgotten more than anything else because it meant nobody was afraid of him anymore, rendering all his crimes void.
Book(s) The murder of Robin was the execution of Batman's protégé, Robin, at the hands of the Joker and his second-in-command/girlfriend Harley Quinn.
Arguably the Joker's greatest weakness is his ego, however. He turns to crime to get the attention he desperately craves from Batman.
Darren Agonistes Cross is a fictional supervillain appearing in American comic books published by Marvel Comics. He is the archenemy of Scott Lang (the second superhero to be called Ant-Man) and the cousin of Crossfire. Via Yellowjacket suit: Flight.
In the post-Crisis DC Universe, Jason Todd was tortured and killed by The Joker in the infamous “A Death in the Family” storyline, and while Todd has been resurrected since then, it remains one of the Dark Knight's most tragic moments (and one of The Joker's cruelest).
Dick Grayson, formerly known as Robin, later known as the New Joker, is the main antagonist of Frank Miller's comic miniseries The Dark Knight Strikes Again. He was the former Robin, who turned into a murderous psychopath, because of Batman's actions to him as a child.
3 Jason Todd Betrayed Batman's Teachings
Batman always regarded young Jason as too violent and reckless, but he tried to instill the Dark Knight's own sense of honor and morality onto the boy.