Fan Casting

When professor Hugo Strange starts creating meta-humans including Killer Croc, Solomon Grundy, and Silver Banshee John "Robin" Blake aka Nightwing starts looking into it and eventually starts to find that Hugo Strange has been dead for decades and someone else has been using his name. Throughout the movie John looks into these meta-humans while a man named Victor Fries starts getting involved with criminals to pay for his sick wife's treatment eventually leading him to meet his untimely end in a vat of chemicals while being chased by Commissioner Barbara Gordon II into Ace Chemicals. Lucky for Victor his employer who has been using the alias Hugo Strange brings him back as Mr. Freeze. John eventually gets into a confrontation with Victor where Victor accidentally kills himself with his ice gun. John tracks down Hugo only to discover that Hugo is actually Amanda Waller the warden of Belle Reve prison. The movie ends with Amanda going to prison and John at Alfred Pennyworth's grave vowing to stop these meta-humans as a man steps out of his car and goes to speak with John. He tells John that he knows he is Nightwing and wants to help. John asks who he is and the man tells him his name is Richard Grayson and Bruce Wayne sent him.