Khiernok, Exalted Shinobi

Commander ninjutsu {w/u}{g/u} ({w/u}{g/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.)
Whenever a Ninja you control deals combat
damage to a player, if it was the only creature
to deal damage to that player this turn, Khiernok,
Exalted Shinobi does 3 damage to that player.
"Even the shadows in Bant are brighter."