What is the Secret Code for NTSD 2.3?

secret code for NTSD 2.3 is a code that can be used to get new characters.The code is "ETERNAL" dont type in capital letters.The following code activates players like CS2 Sasuke,Diedara Birdmode Sosori human Strikerninja,hunter ninja,Naruto kubbi ,pein tayuya and many more.

there are some special characters like haku,yondaime,tobi,tonton etc. which donot get activated by the code given by me. For that u have to mail me and get it.my mail id is "jonty.tat@gmail.com"