Quote Originally Posted by Bright-Flower View Post
Oh yeah, if you're interested in trust rewards there's that too.

You get the Trusted Friend title if you level all of them, plus alternate costumes for them in trusts.

Unless you want that title, actually enjoy running trust dungeons, or just want it for competionist sake though probably not worth it. But I wanted that title so I did it lol.
Didn't know it gets you alternate costumes for them.