When exactly is the timing for the digivolution bonus draw when a digivolution would occur by this card's [Opponent's Turn] effect?
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Official Ruling
You perform the digivolution bonus draw when a card is placed on top of the Digimon to digivolve. A digivolution includes the bonus draw in accordance with the rules. After the card to digivolve is stacked and the digivolution bonus draw is performed, you process the remaining effects.