Tengu format ruling
Amazoness Blowpiper
Card effect (current official text)Select 1 face-up monster your opponent controls during each of your Standby Phases. It loses 500 ATK until the end of this turn.
Rulings
(1) Select 1 face-up monster on your opponent's side of the field during each of your Standby Phases. Decrease the ATK of the selected monster by 500 points until the end of this turn.
- The (1) mandatory Trigger Effect activates & resolves on the field.
- This effect targets 1 face-up monster your opponent controls.
- When a monster selected for Amazoness Blowpiper's effect is flipped face-down, the effect is reset.
- After selecting a monster with Amazoness Blowpiper's effect, if Amazoness Blowpiper is flipped face-down or removed from the field, its effect still applies until the end of the turn.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Tengu forum — sourced change requests get reviewed.