The Season of Infamy: Most Wanted Expansion Add-on for Batman: Arkham Knight has 12 achievements.
Lock up Mad Hatter in GCPD.
Follow the assassin's trail.
Rescue Mad Hatter's second hostage.
Rescue Mad Hatter's first hostage.
Discover the Lazarus pit.
End the League of Assassins' war.
Interrogate the Militia Lieutenant.
Track down the cryopod.
Survive the Militia onslaught.
Defeat the prisoners.
Gain access to the high security area.
Lockup Killer Croc in GCPD.