Laharl will be fighting through the streets for fun, so Zeref and gang are more than welcome to stumble onto Laharl. So Laharl can meet Zeref's brand of demon

If they're going to Fayren, they could probably find solace in Chiedren, as I think Satori is going to open it up to people who have been displaced, putting them on collision courses with Mewtwo potentially. /o/