Bloodline Curse's old hunter's DLC plot referred to the expansion content in the game Bloodline Curse, which usually included additional game levels, characters, missions, and special events. The Old Hunters DLC was one of the additional expansion content that added some new storylines to the game, including a small group of old hunters who conducted a deeper investigation with the dark forces and revealed more secrets about the cursed family and the blood curse. The new characters and weapons added to the game made it even more interesting.