Avidity Slayper DZ-BT09/025 RR

[AUTO]:When this unit is placed on (RC) from hand, you may reveal a "Purgatory Dragon Deity, Favrneel" from your ride deck. If you revealed a card, or your vanguard is "Purgatory Dragon Deity, Favrneel", COST [Soul Blast (1)], search your deck for up to one grade 3 or greater card with "Favrneel" in its card name, put it into soul, and shuffle the deck. [AUTO](RC):When this unit boosts a grade 3 or greater unit, this unit gets [Power]+2000 until end of that battle, and if the sum of the grades of sDark Statest cards in your soul is thirteen or greater, choose one of your units, and it gets [Power]+5000 until end of turn.