Sylvia, Minion of Lapis (PofA-110) [Alice Origin IV: Prologue of Attoractia]

[Swiftness] M: This card gains [+300/0] until end of turn. [Limit Break] (As long as you control [Limit Break] ("Sylvia, Minion of Lapis"), this card gains the following abilities.) This card gains [+300/+300], [Flying] and "Whenever this card attacks >>> It deals damage equal to its ATK to target J/resonator your opponent controls.".