Malefic Force (Secret Rare) (MAMO-EN024) - Magnificent Monsters 1st Edition

Target 1 face-up monster on the field; equip this card to it with the following effects.
• The equipped monster is unaffected by Spell effects.
• Once per turn: You can destroy this card, and if you do, add 1 "Malefic" card from your Deck to your hand.
If a card is in the Field Zone: You can banish this card and 1 other "Malefic" card from your GY; destroy all monsters on the field. You can only use each effect of "Malefic Force" once per turn.