Once per turn: You can reveal 1 "Spellbook" Spell Card in your hand; Special Summon 1 Level 4 or lower Spellcaster-Type monster from your hand.
Once per turn: You can discard 1 "Spellbook" Spell Card to target 1 Spellcaster-Type monster in your Graveyard; add that target to your hand.
2 Spellcaster monsters
If this card is Link Summoned: You can reveal 3 "Spellbook" cards with different names from your Deck, and your opponent randomly picks 1 for you to add to your hand, also shuffle the rest into your Deck. You can only use this effect of "Crowley, the First Propheseer" once per turn. Each turn, 1 Level 5 or higher Spellcaster monster you Normal Summon can be Summoned without Tributing.
You can banish both 1 face-up Spellcaster-Type monster you control, except this card, and 1 "Spellbook" card from your Graveyard to target 1 face-up monster your opponent controls; take control of that target until the End Phase. You can only use the effect of "Emperor of Prophecy" once per turn. This card cannot attack during the turn you activate this effect.
2 Level 5 Spellcaster-Type monsters
This card gains 300 ATK for each Xyz Material attached to a monster you control. Once per turn: You can detach 1 Xyz Material from this card; shuffle your Deck, then excavate the top 5 cards of your Deck, destroy monsters on the field up to the number of "Spellbook" cards excavated, also, after that, place the excavated cards on the top of the Deck in any order.
Once per turn: You can send 1 "Spellbook" Spell Card from your Deck to the Graveyard. During the End Phase of the turn this card activated this effect: You can Tribute this card; Special Summon 1 Level 5 or higher DARK Spellcaster-Type monster from your Deck. You must have 5 or more "Spellbook" Spell Cards with different names in your Graveyard to activate and to resolve this effect.
Each time a "Spellbook" Spell Card is activated, increase this card's Level by 2 and ATK by 300.
2 Level 7 Spellcaster-Type monsters
Once per turn: You can detach 1 Xyz Material from this card; destroy Spell/Trap Card(s) your opponent controls, up to the number of "Spellbook" Spell Cards in your Graveyard.
You can reveal 3 "Spellbook" Spells in your hand; Special Summon this card from your hand. Once per turn: You can banish 1 "Spellbook" Spell from your hand or GY, then target 1 card on the field; destroy that target.
During your End Phase, if you have activated a "Spellbook" Spell Card previously this turn: You can banish this card from the field; add both 1 Level 5 or higher LIGHT or DARK Spellcaster-Type monster and 1 "Spellbook" Spell Card from your Deck to your hand. You can only use the effect of "Justice of Prophecy" once per turn.
If this card is in your Graveyard: You can banish 3 "Spellbook" Spell Cards from your Graveyard; Special Summon this card from your Graveyard.
When this card is Normal or Special Summoned: You can activate this effect; apply as many effects as possible, based on the number of "Spellbook" Spell Cards with different names in your Graveyard. You can only use the effect of "Reaper of Prophecy" once per turn.
● 3 or more: This card gains 600 ATK.
● 4 or more: Add 1 "Spellbook" Spell Card from your Deck to your hand.
● 5 or more: Special Summon 1 Level 5 or higher DARK Spellcaster-Type monster from your Deck.
If this card is Normal Summoned or flipped face-up: Add 1 "Spellbook" Spell from your Deck to your hand.
When this card is sent to the Graveyard: Add 1 Level 3 "Prophecy" monster from your Deck to your hand.
Once per turn: You can shuffle 1 "Spellbook" Spell Card from your Graveyard into your Deck to target 1 face-up Spellcaster-Type monster on the field; increase its Level by 1 and its ATK by 500.
During your Main Phase, if you have activated a "Spellbook" Spell Card previously this turn: You can Tribute this card; Special Summon 1 Level 5 or higher LIGHT or DARK Spellcaster-Type monster from your Deck. You cannot Special Summon another Level 5 or higher monster during the turn you activate this effect.
When this card is Special Summoned by the effect of a Spellcaster-Type monster: You can target any number of your banished "Spellbook" Spell Cards; shuffle them into the Deck, and if you do, return your other banished "Spellbook" Spell Cards to your Graveyard. You can only use the effect of "Wheel of Prophecy" once per turn.
When this card is Special Summoned by the effect of a Spellcaster-Type monster or a "Spellbook" Spell Card: You can target 2 "Spellbook" Spell Cards in your Graveyard; add those targets to your hand. You cannot Special Summon other monsters during the turn you activate this effect. When you add card(s) to your hand by this effect: You can reveal 4 "Spellbook" Spell Cards with different names in your hand; destroy all other cards on the field.