Ars Magna - "Philosophirum"
Card Text
Target up to 3 "Ars Magna" monsters in your field and/or GY; banish them, then you can negate the effects of up to that many other face-up cards on the field until the end of this turn. You can banish this card from your GY; return 1 "Power Patron" Link Monster from your GY into the Extra Deck, then you can Special Summon it. You can only use 1 "Ars Magna - "Philosophirum"" effect per turn, and only once that turn.