Covetous Succubus (G-BT11/S25EN) [Demonic Advent]

[AUTO] Generation Break 1 Darkness (This ability is active if cards have been put into your soul during this turn) :[Counter Blast (1)] When this unit is placed on (RC), you may pay the cost. If you do, Soul Charge (1). If the number of cards in your soul is six or more, Counter Charge (1), then, if it is ten or more, draw two cards, choose a card from your hand, and discard it.