To use these Ragnarok posters and prints, simply find a nice spot on your wall, like in your living room or bedroom. You can use regular wall hooks or sticky strips to hang them up. Make sure the surface is clean and dry before hanging. When it comes to maintenance, keep them away from direct sunlight to prevent fading. If they get a bit dusty, you can gently wipe them with a soft, dry cloth. Avoid using any harsh chemicals or wet wipes as they might damage the print. Enjoy your Ragnarok - themed decor!