He equipped it. The moment Bayek gripped the invisible bow, the game’s lighting engine began to fracture. The desert sun turned a bruised purple. Kael stepped out of the Siwa temple and aimed at a distant Roman patrol. He didn't even draw an arrow; he just tapped the trigger.

When you use an Inventory Editor (like the popular Cheat Engine table or the standalone ACO_InventoryEditor.exe ), you are essentially telling the game: "Replace the item in Slot 4 with the item represented by this hash."