hmm let's see

>Yugi/Atem retrains
>"Yeah he's cool give him Shining Sarcophagus"
>Yusei retrains
>"Yeah he's cool you can change Speed Warrior and Hedgehog into something else
>Yuma retrains
>"Yeah he's cool to change up some of his main deck cards too"
>Judai retrains
"NO MAIN DECKS!!! NO NEO-SPACIANS!!! FUSIONS ONLY!!! WE WERE ALREADY TAKING A HUGE RISK WITH SPIRIT OF NEOS!!! THAT CARD ALMOST COLLAPSED THE ENTIRE GAME!!! YOU. MUST. FOLLOW. THE. LOOOOOOOOOOOOOOOOOOOOOOOOOOOOOORE!!!! (for the main deck only. The extra deck lore is fine to change for whatever reason) BUT NEVER THE MAIN DECK BECAUSE LOOOOOOOOOOOOOORE!!!
>"But everyone else is-"
>"YOU FOOL! JUDAI WILL BE WORSE THAN ANYTHING ELSE THIS GAME EVER HAD!!! NEO-SPACIANS WOULD BE MORE POWERUL THAN RYZEAL MORE POWERFUL THAN YUMMY MORE POWERFUL THAN K9/VS!! GOD HELP US ALL IF THE ORIGINAL HERO'S OR NEO-SPACIANS GET RETRAINS!!! IT WILL BE THE DEATH OF US ALL!!!"
>"I don't think they w-"
>"LOOOOOOOOOOOOOOOOOOOOOOORE!!!"