Replicated Interaction, Inventory, & Combat

Originally, I was working on a singeplayer project inspired by Call of Duty’s “Zombies” gamemode - but after some progress being made, I decided I wanted to add multiplayer support. At the time, I had no experience with multiplayer networking and I was too far into development to know how to alter everything - so I decided to start a new project, research the topic, and recreate the mechanics I had already made with replication: