It’s like a nightmare chamber from a horror movie: dead vines coming in through the window of a derelict kitchen, holes in the front door — and floors and walls and ceilings — and the scariest bathtub this side of “Psycho.” And it can be your home sweet home for just $828,888! Welcome to 50-18 196th St., a four-bedroom property in affluent Fresh Meadows, Queens, which hit the market in March. Neighbors call the brick hovel an eyesore. . . . Records say that an entity titled DCG Realty LLC bought the home for $675,000 in 2005 from a man...