Search out any unban discussion and the usual trigger for someone suggesting an unban is to list a new set of answers to the card/combo/deck printed since the card hit the list
Normally you need legendary creatures with the partner ability to use two for your commander, but Commander Masters has a special rule that lets you use two monocolored, or even creatures with no color identity as if they had partner
BREAKs can be for basics, like say a Lugia becoming Lugia BREAK, Stage One cards like Yanmega evolving into Yanmega BREAK, or Stage Two cards like Greninja, but they are never basics by themselves
If we happen to have something like Mystic Snake or Draining Whelk in the graveyard, all the better, since we wont cast them until someone elses turn anyway
The difference between both characters is that the kanji in their written names are different