Collectibles - Arkham Mansion - part 3 BAA Guide
Last update: 11 May 2016
[#2] Location: Main Hall (Arkham Mansion)
Get on top of a small guard post located in the northern section of the Main Hall (screenshot #1). Once you're there use your hook to reach an upper balcony (screenshot #2).
[#3] Location: South Corridor (Arkham Mansion)
Requirements: Explosive Gel
At about half way through to the Library use the hook to get to an upper balcony. Locate a weak wall and plant an explosive device on it.
Riddles
[#1] Who is the main man in the main hall?
Location: Main Hall (Arkham Mansion)
Check the eastern corridor in the southern section of the main hall. You'll have to scan one of the paintings (screenshot #2).
[#2] Did Amadeus go mad, or was he just dizzy?
Location: North Corridor (Arkham Mansion)
Once you've left the first ventilation shaft inspect a small room to your left and scan the signs seen on the wall.
[#3] It'll be a cold day in Hell when this Ghul rises again.
Location: Dr. Young's Office (Arkham Mansion)
Before you decide to use the Batclaw to access doctor Young's office look around the morgue. You'll have to zoom in on corpse's foot (screenshot #2).
[#4] How do you mask your feelings without losing control?
Location: Dr. Young's Office (Arkham Mansion)
During your time spent inside the office scan the mask hanging on one of the walls.
[#5] What does a bird need in the rain?
Location: South Corridor (Arkham Mansion)
When you're about half way through to the Library examine and scan the left showcase.
[#6] This fiendish puzzle literally appears out of thin air.
Location: South Corridor (Arkham Mansion)
Remain in the central area of the South Corridor and use the hook to gain access to an upper balcony. Locate a small dot on the vent and match it with a question mark seen in the distance.
[#7] A game of Cat and mouse can be painful.
Location: East Wing Corridor (Arkham Mansion)
This is the same corridor where you've defended yourself against the first opponent with a stun gun. All you have to do is to scan a nearby showcase.
[#8] Isn't the Warden too old for a puppet show?
Location: Warden's Office (Arkham Mansion)
Once you've defeated Zsasz and other thugs scan the showcase with a doll.
[#9] Our records show that a Strange transfer request was made in this room.
Location: Arkham Records Room (Arkham Mansion)
Requirements: Cryptographic Sequencer, Line Launcher
In the southern section of the records room you'll have to use the sequencer. Choose the Line Launcher after that in order to get past the electrified floor. Once you're inside a small room scan the right wall (screenshot #2).