I think a great place to start is Ghired, Conclave Exile
Theres also the tiny chance (less than 1%) of pulling a Foil Borderless Mythic Planeswalker
(Source) His rationale behind making the change is that it would allow people to try out cards they wouldnt normally for a defined period of time in order to determine whether or not they wanted to house rule them to be legal within their own playgroups for a longer period of time
It makes blocking or chumping difficult for opponents, making it more likely you can connect
Very very powerful in fact, quite possibly outclassing things like Skullclamp in a deck like this
Like most Pokmon cards, the value of Reshiram-EX depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Next Destinies)