Sewer Bat

Sewer Bat is a combat challenge map in Batman: Arkham Asylum.

There are two special variants, Extreme and Gutter Tactics (for the Joker DLC).

Default

 * Bronze - 6000
 * Silver - 12000 points
 * Gold - 18000 points

Extreme

 * Bronze - 10000 points
 * Silver - 30000 points
 * Gold - 50000 points

Gutter Tactics
There are no medals when playing as the Joker.

Trivia

 * One of the thugs on Round 4 has a party crown on his head.