Demonic Jewel Dragon, Lavenajader (DZ-BT11/006EN) [Symphony of Might & Bloom]

[AUTO]:When this card is discarded from hand during your turn, choose a card from your drop, and you may put it into soul. [AUTO](RC)[1/Turn]:When this unit attacks a grade 3 or greater unit, if your soul has four or more cards with different grades, this unit gets [Power]+10000 until end of turn. [AUTO](RC):When you [Soul-Blast 4] or more cards at the same time for the cost of the ability of your vanguard with "Drajeweled" in its card name, if your opponent's vanguard is grade 3 or greater, [COST][Counter-Blast 1], and [Stand] this unit.