2boys, 4koma, bald, closed_eyes, comic, emphasis_lines, facial_hair, greyscale, gun, halftone, hill, jacket, monochrome, multiple_4koma, multiple_boys, mustache, no_pupils, open_door, palm_tree, people, pointing, rifle, shirt, simple_background, speech_bubble, sunglasses, talking, tree, two-tone_background, weapon