Packing items in that special area won't activate the force-leaving mechanic.

Moving Box works normally in Death Certificate's area.If used in a room with a choice of multiple items, Moving Box will take one item and the others will disappear.Using Moving Box in a Challenge Room or the Boss Rush starts the challenge.The remaining item choices start the rush as normal. If used in the Boss Rush, one of the objects is packed up but the rush is not started.Both The Polaroid and The Negative can be taken.Both items presented by There's Options and More Options can be taken.If used in a room with a choice of multiple item pedestals, only one of the choice objects will be packed up and the rest behave normally.If used in a Challenge Room or a Boss Challenge Room, the objects within can be packed up without starting the challenge.Stealing from Shops and Devil Rooms is not possible only items on pedestals will be packed up.Active items keep their charge in the box.Any stored items and pickups unpacked from Moving Box will remain identical to what was originally packed pills, cards, and runes will stay the same, Sticky Nickels will remain stuck to the floor, and chests will have the same contents as they would if they had been opened immediately.There is no limit to the number of items and pickups that can be held in the box.If the box is not empty, places all stored items and pickups in the current room.Moving Box can carry up to 10 items or pickups at once, randomly picked (i.e.If the box is empty, it picks up items and pickups in a room and stores them.

The binding of isaac pandora's box