You can use each effect among the (1)st and (2)nd effects with this card’s name only once per turn.
(1) If this card is Normal or Special Summoned: You can add 1 “Jinzo”, or 1 Spell/Trap that specifically lists “Jinzo” in its text, from your Deck to your hand.
(2) If another monster you control is attacked by an opponent’s monster, before damage calculation: You can destroy both the attacking monster and this card.