By now, you should know that losing cards to the Lost Zone is largely a good thing, especially when it comes to Giratina
There are incredibly oppressive ways to Sneak Attack this into play and ramp into a dozen Treasure tokens to keep the party going into the second main phase
Before I move on though, Ill give you a short TL;DR: Steve did sneak his name into both pieces
Mystic Snake was often a way to do damage to an opponent who you otherwise couldn't find an opening to get a threat down against or a two-for-one by fighting one of the many bears that were in decks in those days, and when it did these things it was good
Step into the next chapter of your Lorcana journey with Fabled
For example, if a Case deals damage when it enters the battlefield, it may need you to deal damage with three different sources in one turn to be solved