Dicephalic parapagus twins Dicephalic parapagus twins Dicephalic parapagus \ dī-ˈsef-ə-lək \ is a rare form of partial twinning where there are two heads side by side on one torso. Infants conjoined this way are sometimes called "two-headed babies" in popular media. The condition is also called parapagus dicephalus. If carried to term, most dicephalic twins are stillborn, or die soon after birth. A small number are known to have survived to adulthood. The extent to which limbs and organs are duplicated varies from case to case. One head may be only partially developed (anencephalic), or both may be complete. In some cases, two
Trigger Twins appears in The Multiversity Guidebook #1. The Trigger Twins are Justice Riders' members. In the second part of Arrowverse's "Elseworlds" crossover, John Deegan rewrites reality, turning Barry Allen and Oliver Queen into the Trigger Twins. Trigger Twins The Trigger Twins are the names of two sets of fictional Western themed comic book characters published by DC Comics. The Trigger Twins first appear in "All-Star Western" #58 (May 1951), the first issue of that title under its new name (previously known as "All Star Comics"), and was one of the features that replaced the previous stars, the Justice Society of America.