Deception 5 steps
Faking a Terminal Diagnosis to Extract the Joker's Confession
Batman made the Joker believe he was dying of melanoma by poisoning his water supply for weeks and falsifying his toxicology report, so the Joker would confess to murdering three missing officers while seeking a fitting end to his legacy.
Read the 5 steps as text
- 1
Batman links the Joker to the missing officers
Batman (Kevin Porter) · Joker (Aaron Schoenke)
During his raid on the Mad Hatter's hideout, Batman discovers a police baton bearing the Joker's fingerprints, which tells him the Joker is responsible for the officers' disappearance.
- 2
Batman poisons the Joker's water supply
Batman (Kevin Porter) · Joker (Aaron Schoenke)
Over a period of weeks, Batman secretly poisons the Joker's water supply to make him physically believe he is gravely ill.
- 3
Batman falsifies the toxicology report
Batman (Kevin Porter) · Joker (Aaron Schoenke)
What it looked like: The Joker's test results seem to legitimately show that he is dying.
Batman falsifies the Joker's toxicology report so that the medical evidence appears to confirm a terminal illness.
- 4
The Joker believes he is dying of melanoma
Joker (Aaron Schoenke) · Batman (Kevin Porter)
What it looked like: The Joker believes his illness is a genuine result of his chemical accident.
At Arkham Asylum, the Joker tells Batman he is suffering from melanoma due to his chemical accident and asks Batman to kill him as a fitting end to his legacy.
- 5
The Joker confesses to the officers' murders
Joker (Aaron Schoenke) · Batman (Kevin Porter)
With nothing left to say, the Joker confesses to murdering the three missing officers and leaving their bodies at O'Neil's Toyland; Batman then lets go of him and reveals the falsified report and poisoned water behind the deception.
