Fatale Demonic Spearman, Margars

:When this unit attacks, if you have a grade 3 or greater vanguard with "Favrneel" in its card name, this unit gets +5000 until end of that battle. :At the end of the battle this unit attacked, if you have a vanguard with "Purgatory" in its card name, [put this unit into soul], and draw a card. (Soul):When your grade 3 or greater vanguard with "Favrneel" in its card name is attacked, if the sum of the grades of Dark States cards in your soul is thirteen or greater, [bind this card], choose one of your opponent's rear-guards, and it gets -10000 until end of that battle. You cannot bind cards with the same card name as this card until end of turn.