User blog comment:Eobard95/Is Vigilante the real Adrian Chase - Still portrayed by Josh Segarra?/@comment-27700324-20170712161633/@comment-27700324-20170713151929

http://arrow.wikia.com/wiki/User_blog:Xandermcc/Arrow_and_the_Flash_copying_each_other%3F

http://arrow.wikia.com/wiki/User_blog:Xandermcc/Arrow_and_the_Flash_copying_each_other%3F_(part_two)

Above is the links to all the reasons that these shows have copied each other already. Yes there will be some differences, but maybe a little more would work out better.