22, Woodrue's dilated pupils, in the near-up panel soon after he tastes the Swamp Thing's tuber, are a deliberate if covert sign of drug use, even now forbidden under the then-existing model of the Comics Code except if depicted as a "vicious practice." (Totleben states even more that Woodrue's subsequent use of an EEG gadget was a smokescreen for the genuine technique by which he tapped into the Green.