Since there are no item boxes, you must drop items on the floor. Dropped items appear as icons on your map. Create "supply stations" in central locations, like the Main Hall of the Training Facility.
Rebecca can mix herbs and chemicals, which Billy cannot. She also throws molotov cocktails faster.
Conserving resources is critical, as enemies can be bullet sponges. Resident Evil 0 HD Remaster
Resident Evil 0 HD Remaster is unique for its "Partner Zapping" system and its lack of traditional item boxes. This guide covers essential strategies to help you survive the Arklay Mountains. Survival & Partner Management
Never leave the Hookshot too far behind. You will need it throughout the game, and forgetting it in an old area can lead to tedious backtracking. Combat & Enemy Tactics Since there are no item boxes, you must
Survival depends on knowing your characters' strengths and managing them as a team.
PSA: There's an easy way to beat the last two bosses! "Spoilers" Rebecca can mix herbs and chemicals, which Billy cannot
Use Billy for combat and exploring new rooms. He has roughly 3.5x the effective health of Rebecca and deals more damage with his handgun.