This is more than enough on its own to keep your opponents in check, but if you take the deck in a Zombie kindred approach, you can make use of its other ability as well
Plus, the ability to cast all creatures, not just the ones on top of your library, with any mana you have laying around is a great gift for decks with a bunch of colors, like the four-color Commanders printed just last year
[11] Thanks Keep cards in a plastic sleeve to retain their shape while you play
Anytime you are forced to discard a card you may (it's not required) exile it instead and then you can "play" it (rather than "cast" it, so you can drop a land)
Either she'll cause you to sacrifice a creature, or she'll start sucking cards out of everyone's hands
Honorable Mentions There are enough Robin Hood characters in the game that building a deck around him and Sherwood Forest Outlaw Hideaway is totally feasible