Silent Magician Zero

If your opponent draws a card(s): Increase this card's Level by the number drawn. While this card's Level is higher than its original Level, it gains ATK equal to the difference x 500. When your opponent activates a Spell Card or effect, while you control "Shining Sarcophagus" (Quick Effect): You can negate the activation, and if you do, increase this card's Level by 1. You can only use this effect of "Silent Magician Zero" once per turn.

Texto oficial disponible solo en inglés.