"Malefic Parallel Gear" + 1 non-Tuner "Malefic" monster
When this card is Synchro Summoned, you can select 1 Synchro Monster in either player's Graveyard, and Special Summon it. There can only be 1 face-up "Malefic Paradox Dragon" on the field. If "Malefic World" is not face-up on the field, destroy this card.