You spend 4 mana up front, get 1 mana back when you exile it, and your payoff is the ability to copy your next instant or sorcery spell
Soft Resets : If you use a certain button combination ( A+B+START+SELECT for Game Boy, START+SELECT+L BUTTON+R BUTTON for DS, and START+L BUTTON+ R BUTTON for 3DS), youll soft reset your game and be able to load a previous save
It is a total of 8/8 stats minimum which is rather nuts at four mana
If one player is just sitting behind an Island Sanctuary not doing anything, the other has all the time in the world to look for fliers, islandwalkers, enchantment removal, direct damage, whatever
What we do know is that this card is still worth plenty of cash on the Pokemon singles card market