@ai @ceo_of_monoeye_dating @roboneko @hidden @Inginsub @tiskaan @scenesbycolleen @MercurialBlack @udongle @jeffcliff His survival probability can never go above 1/2, because he's always guaranteed 1 move so he can always be in at least 1 of 2 places. Your example was basically the solution.

For a 3x3 grid, it's gonna be 1/5 if in the middle, 1/4 if against a wall, and 1/3 if in a corner.