If this face-up card is used as Fusion Material, its name can be treated as "Aleister the Invoker".

If this card is added to your hand, except by drawing it: You can Special Summon it.

If this card is Normal or Special Summoned (except during the Damage Step): You can Fusion Summon 1 "Magistus" or "Invoked" Fusion Monster from your Extra Deck, using monsters from your hand or field.