Megaguirus (メガギラス, Megagirasu) is a kaiju who first appeared in Toho's 2000 film Godzilla vs. Megaguirus. A mutated version of the fictional meganulon, Megaguirus is regarded as the queen of the species; according to Toho, she is 50 meters (164 feet) long, has a wingspan of 80 meters (262 feet) and weighs 12,000 metric tons (13,227 short tons). The first and only major appearance of the creature was in the 2000 film Godzilla vs.