Yes, youd be at two, but black doesnt concern itself with card advantage
ST Starfoil C Common Flelf X WIND Level 2 [ SpellcasterEffect ] ATK 800 DEF 1300 Once per turn: You can reveal 1 monster in your hand
Its a situation players could craft to frustrate their opponents, though the victims usually break free after a few moves
Since stolen cards are usually cast from exile, this synergy is perfect
But there is a catch, as with anything that sounds a bit too good to be true
Get one into your graveyard somehow (Prying Eyes below would work), and then use one on the other, get three free copies of it, then use them on other instants or sorcery cards in a graveyard for a grand total of, unless my math is awful, fourteen spell triggers