If your opponent is playing a deck that can OHKO Palkia ex, like Magnezone/Darkrai ex or Celebi ex/Serperior, be sure to attach Giant Cape for the extra HP you need to tank one hit. Otherwise ...

then cleaning up the leftovers with Palkia. If you're struggling to survive against certain matchups, you can shift an X Speed or Giant Cape out of the deck to add another Irida, giving you an ...