Devereaux, the Azure Blade

Commander ninjutsu {b}{w}{u} ({b}{w}{u}, Return an unblocked attacker you control to hand: Put this card
onto the battlefield from your hand or the command
zone tapped and attacking.)
Immortal (spells and abilities cannot
reduce this creature's toughness less than 1.)
Whenever a Ninja you control deals combat
damage to a player, exile target artifact or enchantment that opponent controls until that
ninja leaves the battlefield.