Asahara amassed hundreds of million dollars and sent agents to far-flung destinations to ferret out information and materials for use in bioweapons. In 1995, he sought to hasten the apocalypse and seize earthly power by spreading an unlikely sacrament, sarin gas, in the Tokyo subway system. This event killed twelve people outright and injured another thousand or more, many of them seriously. The group had carried out a previous gassing, a sort of practice run for the Tokyo event, in the outlying town of Matsumoto. Seven died.