Theorealize Medius

[ Fairy / Effect ] (This card is always treated as a "Power Patron" card.) If a "Power Patron" card is on the field: You can Special Summon this card from your hand, then you can add 1 "Theorealize" Spell/Trap from your Deck to your hand. If a monster(s) is banished face-up: You can activate 1 of these effects; ● Add 1 "Ars Magna" card from your Deck to your hand. ● Banish this card, and if you do, Special Summon 1 "Diactorus" monster from your Extra Deck. You can only use each effect of "Theorealize Medius" once per turn. ATK/ 1800 DEF/ 1800