You can only use 1 of this card name’s (1) or (2) effects per turn, and only once that turn.
(1) FLIP: You can target 1 “Shaddoll” monster you control; this turn, it is unaffected by monster effects while face-up on the field, except its own.
(2) If this card is sent to the GY by a card effect: You can target 1 Effect Monster on the field; it cannot activate its effects on the field for the rest of this turn.