When exactly is the timing when this card's [Trash] [All Turns] effect triggers?
It triggers at the timing when this card is in the trash and your [DoruGreymon] would be deleted. [Trash] means that an effect can trigger and activate when the card is in the trash.
Sep. 6, 2024
If I use this card's [Trash] effect to digivolve when my [DoruGreymon] would be deleted by its DP becoming 0, can I prevent that deletion?
Yes, you can. However, the DP-reducing effect will be carried over after the [DoruGreymon] effect activates and digivolution occurs, therefore deletion will occur again if the DP is still 0 after the effect activates and digivolution occurs.
Sep. 6, 2024
I used this card's [Trash] effect to digivolve when my [DoruGreymon] would be deleted due to its DP being reduced by 10000. Its DP became 0 due to the DP-reducing effect, but can I activate this card's [When Digivolving] effect after it digivolves at such times?
No, you can't activate it. The Digimon is deleted before the [When Digivolving] effect activates.
Sep. 6, 2024
Does "delete 1 of your opponent's Digimon with a play cost of 6 or less instead" in this card's [When Digivolving] effect activate instead of "Trash 1 card in your hand. Then, <Draw 1>."?
No, it activates instead of "Then, <Draw 1>."
Sep. 6, 2024
Can I use this card’s inherited effect to choose my Digimon with a "can't be deleted by effects" effect and only delete an opponent's Digimon with as high or lower a level as that Digimon?
Yes, you can.
Sep. 6, 2024