Michael Myers is leaving town. Tower Farm, the first new map for Halloween: The Game, moves the hunt out to a farming community on the outskirts of Haddonfield, and it lands October 27 free to everyone who owns the game.

Tower Farm sits at a crossroads of county roads, with farmhouses, barns, sprawling fields and irrigation structures, a trailer park next door running its own laundromat and convenience store, and a harvest festival underway. The flythrough keeps finding places to go flat: roadside ditches, overgrown brush, rows of standing corn. On...