The massive, open-world hunt for Ciri, the Child of Prophecy, across the war-torn Northern Kingdoms.
The "Quick Sign Casting" mechanic fundamentally changed combat, allowing Geralt to use magic without opening a radial menu.
A new questline, "In the Eternal Fire's Shadow," was added, which ties into the Netflix Witcher series and rewards players with the "Forgotten Wolf" armor. Why It Still Matters
A dark, Faustian expansion featuring the mysterious Gaunter O'Dimm and the immortal Olgierd von Everec.