You can only use either this card name’s (2) or (3) effect per turn, and only once that turn.
(1) Each “Magistus” monster you control that is equipped with an Equip Card cannot be destroyed by battle once per turn.
(2) During your Main Phase: You can Special Summon 1 Level 4 Spellcaster monster from your hand.
(3) If this face-up card is sent from the Spell & Trap Zone to the GY: You can Special Summon any number of “Magistus” monsters with different names from your hand.