You have to bounce that character back to your hand when the ability resolves, but if you pick a character like Maribel Madrigal, Family Gatherer, who well see later, you can get a lot of lore out of Camilo in a short amount of time
The main reason to run towns are town payoffs, or cards that care about towns like Balamb Garden, SeeD Academy or The Wandering Minstrel
So I played a Mana Flare which doubled the mana output from my lands and used my Candelabra of Tawnos to put a ridiculous amount of mana into my mana pool to cast a Disintegrate (with an X = 9.) Then I copied the Disintegrate using a Fork
Haystack A repeatable way to Slip Out the Back is reasonably nutty
You can also use it proactively, recycling two ETBs over 2 turns for the cost of a single white mana
That goes double for high-demand items like Pokmon cards