Both saw a great deal of play in tournament caliber decks in a variety of formats as long as they were legal, with both remaining absolute powerhouses in the Vintage format as well as serious threats in Extended, at least prior to the rotation of dual lands
In battle, this card can be quite the gamble and should only be used by the most confident of trainers
It depends a ton on your commander's color identity and your deck's gameplan, though
A Final Fantasy fan would expect Balthier to be good with vehicles, so even if they don't know much about Magic , they have a good idea of how to use his card
To answer your first point, there was no set design of the cards as late as 15th September 96, the artwork to Bulbasaur is different, white borders etc
Sanji (Brook SR Straw Hat Restander) The Brook SR at six cost enables powerful combo potential: on play it rests an opponent's card (any card), and with an activate main effect it can re-stand one of your characters with a base cost of eight or less that doesn't have to be Straw Hat type