while True:
        if blocks.test_for_block(STONE, pos(0, -1, 0)):
            gameplay.title(mobs.target(NEAREST_PLAYER), 
            "Aktywowano pułapkę", "Pokonaj szkielety")

            for i in range(10):
                loops.pause(1000)
                while True:
                    spawn = randpos(positions.add(start, 
                    pos(bok, 1, bok)), positions.add(start,
                    pos(-bok,1,-bok)))

                    if spawn not in kaktusy:
                        mobs.spawn(SKELETON, spawn)
                        break
            break