Building a deck around her could go just about any way, from your typical Group Hug strategy, to mill, to general Storm, or even the route of aggro
Another classic archetype that new players love
Dragon Master Lords X DARK Rank 12 [ DragonXyzEffect ] ATK 5000 DEF 5000 2 Level 12 monsters While this Xyz Summoned card is in your Monster Zone, your opponent cannot target it with card effects, also it cannot be destroyed by your opponent's card effects
Xurkitree GX #160 (Pokemon Ultra Prism | Pokemon Cards) prices are based on the historic sales
So as far as strategy goes, I would recommend evolving Salamence on your bench and waiting until later in the game to use Salamence, that way your opponent more than likely will have Pokemon with high hp in play and then you only have to attach 2 energy cards to Salamence to do 120 damage
The English version of this card is TG24/TG30 in the Brilliant Stars set