with (instance_place(((x + 880) - 20) % 880, y, object_index))
{
    scr_oflash_tower().image_blend = c_aqua;
    scr_doom(self, 1);
}
with (instance_place((x + 880 + 60) % 880, y, object_index))
{
    scr_oflash_tower().image_blend = c_aqua;
    scr_doom(self, 1);
}