A tiny blade of grass in which I would continuously poke someone with until they die. Oh but then it's effective, eventually, they'll get a skin rash after a couple hours, so it's not very effective at first huh? Dang.
jello - suffication clump of poodle fur - suffication a rubber chicken - suffication, beaten single drop of clean water - someone w/ hydrophobia would jump off a cliff artskills - someone without all senses except sight would freak out at all the dancing electrons on the paper