User blog comment:B214/Volume 23 discussion blog/@comment-172.58.17.194-20170329194606/@comment-30924344-20170329202053

His wyverns uses two of Vali's powers: Divide and Reflect. But since they are stolen, they will never be half as powerful as Vali's. But I think Issei will eventually combine his version of the wyverns that uses the Boosted Gear's powers and the ones of Vali's into one type that's red and white and can use both powers of the their sacred gears.