After the player hits continue, I point out the grammatical error you made: "...enemy shoots...you...I shoot the monsters..." While you are distracted checking your post, I sneak up behind you, invisible, and make you invisible to everyone, even to yourself. I also use some mystification and hypnosis on you to keep you so panicked that it prevents you from thinking about how to reverse the spell. You are freaked out, so you run away and fall flat on the ground because you can't see where you are and where you're going. Me and all my friends are invisible, so you never even know that someone else has claimed the hill.
Which we have...