RA01-EN035 * Downerd Magician (Quarter Century Secret Rare) * Quarter Century Secret Rare * 25th Anniversary Rarity Collection Nouvelles Recipe Book "Recettes de Nouvellez" you can also use up

you can also use up to 2 non-Rock "Gem-Knight" monsters from your Deck or Extra Deck

those monsters' names become "Unknown"

You can only use each of these effects of ""Nekroz of Brionac"" once per turn

during your next Standby Phase

RA01-EN035 * Downerd Magician (Quarter Century Secret Rare) * Quarter Century Secret Rare * 25th Anniversary Rarity Collection Nouvelles Recipe Book "Recettes de Nouvellez" you can also use up2 Level 4 Spellcaster Type monsters During your Main Phase 2, you can also Xyz Summon this card by using a Rank 3 or lower Xyz Monster you control as the Xyz Material. (Xyz Materials attached to that monster also become Xyz Materials on this card.) This card gains 200 ATK for each Xyz Material attached to it. If this card attacks a Defense Position monster, inflict piercing battle damage to your opponent. If this card attacked or was attacked, after