This could be something as simple as a Sun Titan which would get 2x three converted mana costs permanents back if Isshin is in play when Sun Titan attacks
Related : The 10 rarest cards in Magic: The Gathering 1) Elesh Norn, Mother of Machines $33 Elesh Norn is, as the card suggests, the mother of all machines
He or she gets any legal card he wants
An idea we had really early on in design was what if you could play ALL the doctors as your commander at once, in a single stack and they changed out every time you played one
MTG Card Scanner Delver Lens Just as its name suggests, the MTG Card Scanner Delver Lens app acts as a virtual scanner for identifying, pricing and organizing cards/collections
Fable of the Mirror-Breaker / Reflection of Kiki-Jiki The saga part of this card is okay since it generates a token that makes Treasure, plus some value in discarding/drawing