Each time your opponent draws a card(s), place 1 Magic counter on this card (max: 5). Increase the ATK of this card by 500 points for each Spell Counter on this card if 5 Spell Counters are on this card, during the Standby Phase of your next turn, by sending this face-up card with 5 Spell Counters on it to the Graveyard, Special Summon 1 "Silent Magician LV8" from your hand or Deck.