3 LV. X's in my box: Charizard G, Garchomp C, and Rayquaza C (all tins). :mad:
It looks like you either get that, or 4 LV. X's, which are all the non-tins (Absol G, Blaziken FB, Electivire FB, and Staraptor FB).
In other words, either really good luck, or really bad luck. But I could be wrong.