Zareth San, the Trickster exemplifies that versatility by being a rogue that deals 4 damage, mills four cards because of Anowon, and steals a creature from their graveyard
Bouncing lands back to the hand can be powerful stuff and quite at home with the Gruul color pair
Depending on your deck, you might also want to look at Clever Concealment, Flawless Maneuver and Cosmic Intervention the latter of which is a lot of fun with fetchlands and mass land destruction, or board wipes when you run a lot of strong EtB effects
Like most sets, its the cost and nature of the removal suite which influences the speed of play
She remains a force to be reckoned with
Consider that the first stage of the Ring tempting you is that your Bilbo will gain pseudo-Skulk