Gas Gang Chloroform, Carbon Monoxide, and Carbon Dioxide. Whereas the Metal Men were approximately the same size as Doctor Magnus, the Gas Gang were anywhere from one-third to twice his size. On Chloroform's initial attack, it caused the Metal Men to break out in fits of hysteria ala Nitrous Oxide (Laughing Gas) which Doc Magnus said was chloroform's initial effect. Before Lead could wall them off, Mercury literally "broke up laughing", opening Oxygen to attack and causing the Metal Men to begin to rust. During the chase Carbon Monoxide (called "CM" by Carbon Dioxide) attempted to poison them with fumes, while Carbon
Laughing falcon Laughing falcon The laughing falcon ("Herpetotheres cachinnans"), also called the snake hawk (erroneously, since it is not a hawk), is a medium-sized bird of prey in the falcon family (Falconidae), the only member of the genus Herpetotheres. This Neotropical species is a specialist snake-eater. Its common and scientific names both refer to its distinctive voice. Its English name comes from its loud voice, as does the specific name "cachinnans", Latin for "laughing aloud" or "laughing immoderately". The generic name "Herpetotheres" refers to its preferred food; it is Latinized Ancient Greek, derived from "[h]erpeton" (ἑρπετόν, "reptile") + "therizein" (θερίζειν, "to mow