Shiranui saw the battle and noticed Zelina's eyes and the purple blaze pattern Hibiki had.  The message he got from Mike corroborated his suspicion.  "[i]Looks like the Salazzle experiment showed herself,[/i]" he mused to himself, confident she would be no match for Saisei based on type.  He checked his Pokédex—which had been updated—on Selina's opponent's Pokémon.
"[i]Alcremie: Vanilla Cream Form, the Cream Pokémon.  When it trusts a Trainer, it will treat them to berries it's decorated with cream.[/i]"