They can't ready at the start of their next turn
Once the flip permanent in the in-play zone has been flipped, the normal name, text box, type line, power, and toughness of the flip permanent don't apply and the alternative versions of those characteristics apply instead
If thats not your vibe, you can always swap to Don Andres, the Renegade, a Vampire Pirate who buffs creatures you control but dont actually own
Im running it with a 6 second delay between calls so I shouldnt be putting too much strain on their server
310 HP also makes this huge, airborne Pikachu resilient to many incoming threats besides particularly strong lighting moves--though is often the doom of any Basic pokemon
What does The Five Stages of Grief do