Black Luster Soldier - Envoy of the Beginning (SDSH-EN012) [Structure Deck: Shaddoll Showdown]

Cannot be Normal Summoned/Set. Must first be Special Summoned (from your hand) by banishing 1 LIGHT and 1 DARK monster from your Graveyard. Once per turn, you can activate 1 of these effects.
<br>• Target 1 monster on the field; banish that target face-up. This card cannot attack the turn this effect is activated.
<br>• If this attacking card destroys an opponent's monster by battle, after damage calculation: It can make a second attack in a row.