Here is the ultimate metafictional combat, of a man against his brain.

The beer settled against his brain, and he swerved down the aisle to the pretty girl.

The tall man writhed where he stood as if in pain, as if some great pressure were pressing against his brain.

Keep that ole Purdey rock-solid against his brain and keep your.

The steady ticking of a watch in a quiet room crashed like torture against his unshielded brain.

What just now, faster than light, had pressed against his brain?

At that point, she rebelled against her big brain, which had brought her that far.

He felt a pressure, almost as though someone were pressing a finger against his brain.

I can feel them pressing against my brain, a dozen insistent ghosts with empty eyes and prying fingers.

Now, it was more like a feather being brushed against his brain.