"So, what are we going to do with them? Are we just gonna grow a magic beanstalk? Huh? Climb it and escape?"Season 2, Episode 1
Walt and Jesse get their first bad taste of the drug life when Tuco murders one of his junkies. Fearing for their life, the dynamic chemistry duo cooks up an untraceable way to get rid of their competition. Ultimately, the ricin becomes a familiar (and ominous) tool of destruction over the course of the show's history.