On a routine trip returning The Joker to Arkham Asylum, the Batman himself must deal with traps set within its inner sanctums, purposely set by the now escaped Joker, along with the rest of his rogues' gallery that are now free within the premises.
Welcome to the madhouse
Did You Know?
There is a hidden room in the Arkham mansion, where after applying three sprays of the explosive gel on a wall, players can enter and see blue prints, pictures and plans for the sequel, Batman: Arkham City
(2011). See more
At the beginning Harley Quinn set charges to an elevator and causes it to crash down while being pulled up by the counter weight.
If the elevator cables were cut (as they clearly were) the elevator comes down, but so should also the counter weight. See more
All units proceed to Gotham City Hall. The Joker has been apprehended. Batman is now en route to Arkham Island.
Version of Batman Begins