Srams Expertise : This is the only card Ive tested out so far, and I think it has a likely home as a 1-2 card value accelerator in B/W tokens for Modern
Examples are Battle of Wits (which requires a huge library to win the game) and Scapeshift (which requires playing enough Mountains to one-shot your opponent with Valakut triggers)
All cards are unplayed, at least NM and were taken from pack to sleeve to toploader
One alternative is to swap out two of the Giovanni support cards and replace them with additional Pokmon to lessen the chance of just having a Charmander on its own to start, leaving it vulnerable to being knocked out before you can evolve it
Sorin has the more devastating ultimate, while Sarkhan applies the most immediate pressure
For modern cards, we'd be more selective focus on iconic chase cards from landmark sets (Evolving Skies alternate arts, Pokemon 151 SARs, Prismatic Evolutions SIRs) rather than trying to pick up everything that's dropped