Lancelot, the Knight of Mad Demon (VS01-027) [Dual Deck: Faria & Melgis]

[Swiftness] As you choose a card to attack, you must choose this card if able. Whenever this card attacks, if this card's ATK is 1000 or more, this card deals 700 damage to target resonator. R: This card gains [+100/+0] until end of turn.