You could target anything from a creature to enchantment, or another planeswalker, whatever is giving you the most trouble at the time
X onto your bench as soon as possible so you can use its Poke-Body and when you put Giratina into your active Pokemon spot I would use Darkness Lost every turn so you can knock out many Pokemon at once, you will probably have to last 3 to 4 turns with Giratina out there to knock out most of your opponent's Pokemon and then they'll all have to go to the Lost Zone and they won't be able to them again in play
On the other side, we have the Amber/Emerald deck, which appears to be focused on the new boost mechanic the most
One interesting question with GU is how much countermagic you should play
Skyla continues to impress with a Full Art print, for a more striking card appearance
While the chances of this happening feel low, this did technically happen with the Goblin Storm precon and Goblin Lackey