Sunflowmon

Q:If I use this card's [On Play] [When Digivolving] effect to place a card under a Tamer with cards under it, in what order do I place the card?

A:The card is placed on the bottom of the cards under the Tamer.

Q:Can I change the stacking order of face-down cards under a Tamer?

A:No, you can't.

Q:Can I search/look at face-down cards under a Tamer?

A:Only the player of those cards can search/look at them. The opponent player can't search/look at them.

Q:What happens if a face-down card under a Tamer is trashed?

A:It's placed face-up in the trash.