no Kane and undertaker are brothers from part of there father
No he is not.
Yes, It has always been the same person!
Yes And No because Yes regular Kane was masked Kane but was also impersonated by the undertaker and Luke gallows (Andrew Hankinson)
they could have easily done it, but the real fake Kane was Luke Gallows
his brother Kane and makind
undertaker or masked kane
Beat Masked Kane in the "Vs. Undertaker RTWM"
Yes, he has.
Yes. He's the same person.