Maestro, Key to Prey

Flying
Creatures you control can`t block Rogues.
Whenever Maestro enters the battlefield, place a Keeper counter on target rogue creature you control.Tap another Rogue you contol - Target opponent gains control of Maestro.
Whenever Maestro leaves the battlefield, one player may remove a Keeper counter from a permanent he controls and return Maestro from the Graveyard into play under there control.