The Crime Fighter Challenge Pack #6 Add-on for Batman: Arkham Knight has 7 achievements.
Complete the Endless Knight AR Challenge, taking out 50 Enemies as Batman.
Complete the Wayne Manor AR Challenge as Batman without using any gadgets or taking any damage.
Complete the Batcave AR Challenge unharmed as Batman and Nightwing, using only Beat Downs.
Complete the Silent Knight AR Challenge unharmed as Batman and Robin, using only Knockout Smashes.
Complete the Crime Alley AR Challenge unharmed as Batman, Robin and Nightwing.
Flawless FreeFlow in every round of the Monarch Theatre as Batman, Robin, Nightwing and Catwoman.
Defeat an old adversary in the Iceberg Lounge AR Challenge, playing as Batman.