Devil Child Nico Robin

Haste
Whenever Devil Child Nico Robin attacks,
create a colorless Treasure artifact token
with "{t}, Sacrifice this artifact: Add one
mana of any color to your mana pool."
Whenever you sacrifice a Treasure,
Devil Child Nico Robin gets +1/+0 until
end of turn.
Watashinoyume wa, Rio ponegurifu o mitsukeru
kotodesu.