[quote=@Azure Flame]
"I think I heard of that once." Chuck said.  "Isn't it where four trainers fight one another in a winner-takes-all sort of thing?"
[/quote]
"If it is, it's an entirely different kind of Pokémon battle," Shiranui speculated.  He wasn't a stranger to fighting several opponents at once, but in the case of the wild hordes they used numbers to fight.