Being tied to devotion of a single color means you probably want it in decks with low color requirements, but it can quite easily tap for a lot of mana
The one other card I wanted to call out was Magic 2010
There are a couple of hoops you need to jump through during the entry process, but again, all of that is in place to make sure Lorcana collectors and players are the ones who end up with the opportunity to buy these cards
Challenge and leave them just hanging on, or quest, safe in the knowledge theyll probably be back in your hand soon
However, since exiling those cards is optional, and choosing to exile a card this way causes the previously exiled cards to return to their owners' graveyards, the order generally doesn't matter: You'll wind up with at most one of those cards exiled, and the rest will be in the appropriate graveyards