The Blood Pack is an item in Silent Hill. It is used to distract the Bloodsucker that prevents Harry Mason from getting the Plate of Hatter. It can be found on a shelf in the storage room in the Alternate Alchemilla Hospital, 3F.
Silent Hill 3
The Plastic bag (with blood) appears in Silent Hill 3. It is received in the Alternate Brookhaven Hospital by using the Plastic bag, that is found in the 2F Women's Locker Room, on a bucket filled with blood within Examination Room 4 in 3F. The purpose of this item is to be used on an altar in order to find Leonard Wolf.