Venom Connection

Venom Connection is a challenge map in Batman: Arkham Origins. The map is located inside an unknown chemical plant, and enemies consist of several unarmored/armored henchmen, one sniper and a Detective Mode jammer.

It is part of the Knightfall DLC pack and campaign, and thus is exclusive to the Playstation 3 version.

Batman

 * Explosive donation - Take down an enemy with a propane tank using the Remote Claw.
 * Fists of fury - Take down an enemy with a beatdown.
 * Fall guy - Take down an enemy from a walkway with the Batclaw.

Deathstroke

 * Have a nice trip - Slide into an enemy and then knock him out on the ground.
 * Smoke Detector - Confuse an enemy with a stun grenade and take him down as he panics.
 * Breaking and entering - Perform a takedown through a weak wall.

Bruce Wayne

 * Mind your head - Knock down an enemy with a shuriken and perform a ground takedown on him.
 * Grate then grab - Exit a floor grate and take down an enemy without being detected.
 * Over the ledge - Hang from a ledge and pull an enemy down.

Trivia

 * The map shares it's layout with the Batman: Arkham City challenge map, Natural Selection, remade into a chemical plant.
 * The chemical plant has no entrance. This is most likely simply an oversight.