You can only use this card name’s (1) and (2) effects once per turn each.
(1) You can target 1 Continuous Spell/Trap you control; send it to the GY, and if you do, halve the ATK of 2 face-up monsters until the end of this turn.
(2) If an opponent’s card(s) is destroyed by battle or card effect: You can target 1 “Senka” card in your GY, except “Senka Machinator – Jia Wen”; add it to your hand.