Not only does this let you disrupt your opponents strategy, which is especially good if you draw it on your first turn, it also gives you information about what deck theyre playing, which should help with planning out your board as the games complexity and list of viable decks starts to rise.
As far as making these big cull choices it is all about how much play a card gets
Id feel bad trading them or selling them if I had even the slightest suspicious they could be fake
6 Nidoran Calling For Others Of Its Kind Nidoran may not have any Moves that can deal damage, but it can call out other male Nidoran from your deck and get them directly on the field
With this, Urzas Saga is seeing less play, but remains a powerful option in the format
So, the first show I ever worked on was at The Lambs Theatre, and I dont remember all of the details exactly