The Rage Cage is the home to the new raid boss, Voracidous the Invincible, in the Hammerlock's Hunt DLC in Borderlands 2
The Rage Cage is a location in Sir Hammerlock's Big Game Hunt DLC in Borderlands 2.
It is located past Elite's Crossing in Candlerakk's Crag
You need to pay 8 Eridium to use a lever that will take you to the Rage Cage
In this are you find the raid boss, Voracidous the Invincible