Conclusion of Resident Evil 4

Additionally, the entire item system has been reworked, so smaller items will no longer take up a whole item space when stored. In its place, a system in which things take up blocks of space in a briefcase according to their actual size has been implemented to carry a significantly greater number of items and weapons. When Leon defeats enemies or finds treasure in the environment, he can exchange it with the infamous “merchant” for larger briefcases, treasure maps, weapon upgrades, and more powerful weapons like the one-shot RPG.
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