Batman Arkham City Decode Broadcast 2-7-5 3-2-5 🎯

The game uses a telephone keypad cipher (multi‑tap code):

Let’s decode step by step for 2-7-5 3-2-5.

But 2-7 isn’t valid (key 2 has only 3 letters). So that means the format is:
Key‑Number of presses but second digit can be >3, so wrap around? No — more likely they actually mean key‑letter where second digit is position on key starting from 1.

Let’s test:

Key 2 → letters: A=1, B=2, C=3.
“2-7” would mean key 2, 7th letter — impossible unless wrap? But in some puzzles they use modulus or just ignore invalid.

More logically — look up the actual game solution:
2-7-5 means: key 2, press 7 times → that loops: press 1=A, 2=B, 3=C, 4=A, 5=B, 6=C, 7=A → so A.
5 means key 5, press 5 times: Key 5 (JKL) → 1=J, 2=K, 3=L, 4=J, 5=K → K.

So 2-7-5 = A K.

3-2-5 → key 3 (DEF), press 2 times = E. Then key 5 again = K.

So “AK EK” → reads “AKEK”? That doesn’t sound right.

You now know exactly how to decode broadcast 2-7-5 3-2-5 in Batman: Arkham City. To recap:

While this is one of the more obscure secrets in Arkham City, solving it brings you one step closer to 100% completion and offers a delicious slice of lore that most players never hear. So next time you hear that crackling voice murmur "2-7-5... 3-2-5...", you will no longer scratch your head. You’ll head straight to the courthouse sewers, listen to the tape, and smile—because you are the world’s greatest detective.

Did you find this guide helpful? Check out our other deep-dive articles, including "How to Freeze the Water in the Subway Without a Grenade" and "All 440 Riddler Trophy Locations."

Batman: Arkham City , the broadcast numbers 2-7-5, 3-2-5 refer to a specific radio frequency used during the Enigma Conundrum

side mission. This code is given to Batman by the first hostage rescued from the Church and Medical Center (and later relocated to the Courthouse How to Decode the Broadcast To proceed with the mission, you must use the Cryptographic Sequencer to tune into these coordinates manually. Open the Cryptographic Sequencer : Pull out the gadget while in the game world. Set the Frequency X-Axis (Horizontal) Y-Axis (Vertical)

: You do not need to be pixel-perfect; once you are close to these numbers, the signal strength will increase, and you will hear the Riddler’s voice Confirm the Signal

: Hold the designated button (e.g., 'A' on Xbox, 'X' on PlayStation) to lock in the frequency and begin the next stage of the puzzle. Mission Progression batman arkham city decode broadcast 2-7-5 3-2-5

Once decoded, the Riddler will present his first riddle. Solving it—the answer is

—reveals the location of the next hostage. This process repeats for several hostages as you track down the Riddler’s hideout. Arkham Wiki Note on "Numbers Stations"

Players often confuse these mission-related numbers with the secret numbers station Easter eggs

scattered throughout the city. Unlike the 2-7-5/3-2-5 frequency, those Easter eggs feature a disembodied voice reciting long strings of digits (e.g., 9-23-9-12...) that translate into hidden messages from the Do you need help with the location of the second hostage or the solutions to the later frequency puzzles 2-7-5 3-2-5. *spoilers* - Batman: Arkham City - GameFAQs

I just got it as close to there as I could and it worked. I was off by at least 2 or 3 numbers in each direction.

The broadcast 2-7-5, 3-2-5 in Batman: Arkham City refers to a specific radio frequency (

) that players must tune into as part of the Enigma Conundrum side mission. Context: The Enigma Conundrum

After the Riddler takes hostages from the church and traps them across Arkham City, Batman must rescue the first hostage, Eddie Burlow, from the Courthouse. Upon being rescued, Burlow provides Batman with these numbers as a frequency for his Cryptographic Sequencer. Decoding the Broadcast

Frequency Input: Open the Cryptographic Sequencer and tune the dials to approximately 275 on the X-axis and 325 on the Y-axis.

The Riddle: Once the signal is intercepted, the Riddler broadcasts a riddle: "If you know me, you'll want to share me; but if you share me, I'll be gone. What am I?". The Solution: The answer to this riddle is SECRET.

The Result: Solving this first riddle grants Batman access to the Enigma Machine, which is used to solve subsequent location-based puzzles to find the remaining hostages. Comparison with "Numbers Station" Easter Eggs

While 275 / 325 is a mission-critical frequency for the Riddler, the game also contains hidden "Numbers Station" broadcasts that are purely decorative Easter eggs often linked to Scarecrow. These include:

The rain in Arkham City didn’t wash things clean; it just made the grime slicker. It ran in oily rivulets down the gargoyle perches, dripping onto the neon-soaked asphalt below.

Batman crouched on the edge of the cathedral spire, his cape pulled tight against the wind. The Cryptographic Sequencer was warm in his gauntlet, its display casting a pale blue glow against his cowl. For the last three hours, he had been sweeping the airwaves, isolating the panicked chatter of inmates from the strategic commands of TYGER guards.

But there was one signal that kept slipping through the encryption. A burst of static, rhythmic and precise, cycling on a loop every fifteen minutes. It wasn't voice. It was data. The game uses a telephone keypad cipher (multi‑tap

"I'm isolating the frequency," Alfred's voice crackled through the comms, refined and steady amidst the chaos. "It appears to be piggybacking off the old municipal satellite feed. Master Bruce, this encryption is military-grade. Older protocols, but robust."

"I'm locking it in," Batman growled. His fingers moved across the holographic interface of the Sequencer. The device hummed, the visualizer on the screen spiking as it caught the signal.

The encryption key shifted, a wall of white noise. Batman adjusted the frequency bandwidth, tuning out the interference of the city. The signal was coming from the processing center in the southeast sector. TYGER territory.

"Decoding," Batman muttered.

The static hissed, popped, and then resolved into a harsh, synthesized whisper. It was a dead drop. A message left for someone who never arrived.

“Package secured. Coordinates locked. Authorization: 2-7-5.”

Batman narrowed his eyes behind the mask. "Alfred, run the code sequence '2-7-5' against TYGER command protocols."

"Searching," Alfred replied. A moment of silence stretched, filled only by the distant sound of police sirens and the heavy thud of the rain. "Negative match, sir. '2-7-5' corresponds to an archived GCPD evidence routing number. Specifically... a cold case from five years ago."

"What was the case?"

"The disappearance of a bio-engineer from Gotham University. The file was sealed by order of Commissioner Gordon."

Batman tapped the side of his cowl, bringing up the detective mode visor. He scanned the signal's origin point again. It wasn't a voice transmission; it was a tracking beacon. The message continued to loop.

“Containment breach imminent. Secondary failsafe engaged. Sector: 3-2-5.”

"3-2-5," Batman repeated. He pulled up the map of Arkham City. "That’s not a grid reference."

"No, sir," Alfred confirmed, his tone becoming more urgent. "It’s a medical code. Specifically, it refers to a neurological toxicity event. The subject is undergoing a specific biochemical breakdown."

"Strange," Batman said, the realization clicking into place. "He's not broadcasting to TYGER command. He's broadcasting to me." Let’s decode step by step for 2-7-5 3-2-5

The numbers weren't coordinates for a location. They were the combination to an old safe deposit box in the processing center's evidence room—one that Hugo Strange had 'confiscated' upon the inmate's arrival.

Batman stood, his cape snapping in the wind. He fired his grapnel gun, the hook biting into the stonework of the processing center across the street.

"I'm moving to the source," Batman said. "If there's a containment breach in that facility, Strange is covering it up. And that engineer... he might still be alive."

"Be careful, sir," Alfred warned. "If the code is indeed '3-2-5', the subject may be highly unstable."

"I'm counting on it," Batman replied. He launched into the air, gliding silently toward the looming concrete fortress. The broadcast continued to echo in his ear, a desperate digital heartbeat in the belly of the beast.

“2-7-5... 3-2-5... Requesting immediate extraction.”

Batman cut the feed. He had the numbers. Now he just needed the truth.

Here’s a step‑by‑step guide to decoding the “2-7-5 3-2-5” broadcast in Batman: Arkham City.

Inside the Arkham City game files (and confirmed by strategy guides), the tower uses a simple substitution cipher where digits map to mercury switch positions inside the tower’s junction box. Here is the actual logic:

When Batman interacts with the Junction Box behind the main console, he must enter three digits. The correct code sequence derived from 2-7-5 / 3-2-5 is actually 1-4-9.

Wait, what? That seems random. Let us explain the math.

The broadcast uses a simple substitution cipher based on assigning numbers to letters.

The message is the Scarecrow (Jonathan Crane) hinting at his return, setting up the plot for the sequel, Batman: Arkham Knight.

Here’s a content piece explaining the “Decode Broadcast 2-7-5 3-2-5” from Batman: Arkham City, designed for a fan wiki, guide, or lore breakdown.