he got the rinnegan when he was old right before dying, then he used the gedo to stay alive created zetsus (he thought he had created zetsus) and sent them to give his eyes to baby nagato making nagato think he was born with them.if after his fight at VOTE with hashirama he used izanagi to survive and have Hashi DNA how did he awaken two Rinnegan and the implant Two into Nagato when one eye was blinded?¿