Dark Magician or Dark Magician Girl + 1 Spellcaster monster
Once per turn, if a Spell Trap Card or effect is activated (except during the Damage Step): You can draw 1 card, then if it was a Spell Trap, you can Set it, and if it was a Trap or Quick-Play Spell, you can activate it this turn. If this card is destroyed: You can Special Summon both 1 Dark Magician and 1 Dark Magician Girl from your hand, Deck, and or GY.