Scary Halloween Outdoor Decorations You should Try in 2021. Get ready for this year’s Halloween! We predict that the children will dress up and go out in groups to collect candies and Halloween candies, hoping to cause only slight damage. So you will want to make your house look super spooky and tacular, with the scratching of great friends, ghosts, and goblins! That’s why we have collected these beautiful Halloween outdoor decorations to help your porch, door, and yard look their best.