Morgana the Witch of Eyes

(This card is always treated as a "Morganite" card.)
When an opponent's monster declares an attack: You can banish 1 "Morganite" Spell from your GY; negate that attack. You can only use each of the following effects of "Morgana the Witch of Eyes" once per turn. If this card is Normal or Special Summoned: You can add 1 "Morganite" Spell from your Deck to your hand. If you have 3 or more "Morganite" Spells with different names in your GY and/or banishment: You can change the ATK of all face-up monsters your opponent controls to 0.