[OP04-090] - Monkey.D.Luffy (Kingdoms of Intrigue)

When returning 7 cards from my trash to the bottom of my deck according to this [Activate: Main] effect, do I reveal both the cards and their order to my opponent?

After revealing the 7 cards to be returned from your trash to your deck to your opponent, rearrange their order out of your opponent's view and place them at the bottom of your deck.