Summer has officially arrived in the horror experience that is Killing Floor 2. The latest event, called Back & Kickin' Brass, adds new rewards, a new Objective, and so much more! 

According to Tripwire, "Players on PlayStation 4, Xbox One, and PC via Steam can jump into Killing Floor 2: Back & Kickin' Brass today, which kicks-off the summer event with a brass-load of new content, along with some frightening familiar faces. To celebrate the Summer Content Update, Tripwire has kicked off an extra-long Free Weekend on Steam starting later today and ending at 10 a.m. PDT on Tuesday June 25, 2019. During the Free Weekend the game will be discounted on Steam! Check the official Steam page for more details."

The Summer event brings in a brand new mode called Objective bringing with it new animations, a whole new interface, alongside a brand new narrative. There's also a new map called Steam Fortress alongside new weapons like the medic bat and the seal squeal. 

The new event is live now for Xbox One, PlayStation 4, and PC.

For more about the game: 

"In Killing Floor 2, join a motley crew of civilians, soldiers, and mercenaries as they band together to fight off waves of murderous Zeds, horrific and monstrous clones that have descended upon continental Europe following an outbreak caused by the Horzine Corporation. Choose from multiple classes, tons of weapons ranging from traditional assault rifles to off-the-wall "Mad Scientist" tools of slaughter, and customize the perfect Zed-slaying warrior with a wide variety of perks geared toward different playstyles and roles. With support for up to 6-players in Survival Mode, 12-players for Versus Survival, and regular free content updates consisting of new maps, weapons and gameplay enhancements, Killing Floor 2 is the perfect starting point for players looking for FPS multiplayer mayhem on PlayStation 4."