Plasmids are the flashiest of Bioshock's genetic mods. In Arcadia, you pick up the most unnerving plasmid yet: Insect Swarm. If the idea of shooting swarms of angry bees out of your hands isn't reason enough to want to play BioShock, we don't know what is. As this video r🔴eveals, Insect Swarm is most useful against groups of enemies.