Fernandinho in his pomp was a one man midfield.
Tim Vickery seems to rate the kid extremely highly (he mentions that Danilo was only player in the recent Copa Libertadores final aged under 23, and at 20 years old has now won it twice). Vickery also says the only reason Danilo's not an Arsenal player right now is because Palmeiras had this tournament coming up (and presumably didn't want to sell their best player just before it begun):
[Twitter]