Answer:
I am a type of weapon for SCI-FI characters
I am alive without breath and cold as death. I am never thirsty but always drinking.
Things here are usually tagged with red stickers.
I dance on one feet and knows only one shape. Someone with same name as me is very good with directions
Drop me and the world will shatter. You can always find me where you empty your bladder.
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?