The Chaos symbol triggers an effect on the active Plane, which is noted on the card
Energy cards on your Pokemon need to be played in order for the Pokemon Trading Card Game to use their attacks, with different Pokemon types requiring such energy types as Fire, Water, Grass, Lightning, Psychic, Fighting, Darkness, Metal, or Fairy
You can also aim for your Leader's effect by attacking your opponent's rested low-power Character with one of your Characters, ensuring your opponent suffers whether they defend their Character or let them be K.O.'d.
This means that players have to determine which Ace Spec synergizes best with their deck when they are building a particular strategy, and this can be difficult when there are so many options
In fact, it is the Hyper Rare version of Charizard ex
This hand trap can also stop your opponent from sending a card from their deck to the graveyard