offscreen

Existing or happening outside the frame of the cinema or television screen

In addition to racking up what looks like a substantial offscreen body count, the movie at one point offers an eight-second introduction for a sleazy used-car salesman character for the sole purpose of justifying Tripp and Creech laying waste to his inventory.

Outside the frame of the cinema or television screen

To kill a character offscreen.

Yeah, I also hate her. I hope she gets offscreened in the third act low-key.