Vampire Survivors By: Poncle Vampire Survivors just got yet another huge content update, this time one that adds a DLC in cooperation with KONAMI. It's called Operation Guns and includes a new stage called Neo Galuga plus a ton of characters and weapons from the Contra series. You'll be able to play as Bill Rizer, Lance Bean, Colonel Bahamut and even Probotector. There's quite a bit to unlock in this update, so…