<Table> <Tr> <Th_colspan="2"> Dark Nights: Metal </Th> </Tr> <Tr> <Td_colspan="2"> Cover of Dark Nights: Metal #1 (October 2017) Series of Batman . Art by Greg Capullo, Jonathan Glapion & FCO Plascencia </Td> </Tr> <Tr> <Th_colspan="2"> Publication information </Th> </Tr> <Tr> <Th> Publisher </Th> <Td> DC Comics </Td> </Tr> <Tr> <Th> Schedule </Th> <Td> Monthly </Td> </Tr> <Tr> <Th> Format </Th> <Td> Limited series </Td> </Tr> <Tr> <Th> Genre </Th> <Td> <Ul> <Li> Superhero </Li> </Ul> </Td> </Tr> <Tr> <Th> Publication date </Th> <Td> June 2017--March 2018 </Td> </Tr> <Tr> <Th> No. of issues </Th> <Td> 6 </Td> </Tr> <Tr> <Th> Main character (s) </Th> <Td> Bruce Wayne / Batman Kal - El / Clark Kent / Superman Diana Prince / Wonder Woman Barry Allen / The Flash Victor Stone / Cyborg Kendra Saunders / Shiera Hall / Hawkgirl Hal Jordan / Green Lantern Arthur Curry / Aquaman </Td> </Tr> <Tr> <Th_colspan="2"> Creative team </Th> </Tr> <Tr> <Th> Written by </Th> <Td> Scott Snyder </Td> </Tr> <Tr> <Th> Penciller (s) </Th> <Td> Greg Capullo </Td> </Tr> <Tr> <Th> Inker (s) </Th> <Td> Jonathan Glapion </Td> </Tr> <Tr> <Th> Colorist (s) </Th> <Td> FCO Plascencia </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Dark Nights: Metal </Th> </Tr>

How many dark nights metal comics are there