I have only anecdotal evidence, but I have found recruiting people to Magic is always easier when you let them build their own deck, or at least choose/open their own precon
The Raven Man At each end step, The Raven Man checks for a discard to give you a flying bird token, turning hand disruption into extra threats
and Zimone, Mystery Unraveler
Assuming that I add a card to my inkwell every turn and that five-drops are superior to four-drops, I will never have a good chance to play that weaker four-drop, so its the perfect ink fodder
Though Mushu may be small in stature, that doesn't mean his card lacks abilities, as he can be good support for other character cards as long as he is in play
If you love role-playing in a large online community and collectible games this combines the best of both worlds