DPsycho wrote:
If it's meant as a continuous effect, it cannot be implemented.
But if it means that players discard any Rares from their hands that are in either player's deck, then it's an effective counter to Illusion while ignoring any keyword-summoned Rares such as Nature (unless it also happened to be in either deck, of course). If that's the case, it seems kind of intriguing.
Samurai princess is better an 0