You have been reading Thranduil's dream cards too much!
Up until this point, only the Ring-Bearer can be corrupted.
Also, "with the same values..." would not make sense from a playability standpoint. What constitutes values? Twilight cost? Strength? Vitality? Race? Culture? Game-Text? Signet? Resistance? Site number?
There are too many variables to just say "values."
-wtk