In Dark Souls 2, Pharros’ Lockstones and Fragrant Branches of Yore are essential collectible items that enhance gameplay by unlocking secrets and advancing quests.

Pharros’ Lockstones
Pharros’ Lockstones are unique items used to interact with Pharros’ Contraptions scattered throughout the game world. These contraptions serve various functions, such as revealing illusory walls, creating light sources to deter enemies, or unlocking new areas. Here’s how to find and use these Lockstones:

Finding Pharros’ Lockstones
– Locations: You can find Pharros’ Lockstones in several regions, particularly in areas like:
– Earthen Peak: Located in a poison mist room before the first boss.
– Shaded Woods: Scattered on corpses near goblins or in hidden locales.
– Other Notable Regions: Locations include Iron Keep, Doors of Pharros, and more.

Using Pharros’ Lockstones
– Approach a Contraption: Find a Pharros’ Contraption at designated spots, like No-Man’s Wharf or the Forest of Fallen Giants.
– Activate the Contraption: Interact with it and select the Lockstone from your inventory. This can:
– Reveal hidden pathways and items by exposing illusory walls.
– Change the environment, such as lifting toxic pools or illuminating areas.
– Unlock new areas, like the entrance to Belfry Luna in the Lost Bastille.

Fragrant Branches of Yore
Fragrant Branches of Yore are vital items utilized primarily for dispelling curses and freeing both NPCs and yourself from petrification.

Finding Fragrant Branches of Yore
– Locations: These branches can be collected throughout the game, often found in hidden spots or as rewards for defeating enemies or bosses.

Using Fragrant Branches of Yore
– Dispelling Petrification: When you encounter an NPC or find yourself petrified, use a Fragrant Branch of Yore from your inventory to revert them to their normal state. This not only restores the NPC but also unlocks quests and aids in progressing the game.

Summary of Importance
Both Pharros’ Lockstones and Fragrant Branches of Yore play crucial roles in gameplay:
– Pharros’ Lockstones: Essential for uncovering secrets and enhancing your adventure by providing access to hidden areas and valuable items such as Titanite Slabs and rare rings.
– Fragrant Branches of Yore: Critical for progressing NPC storylines and unlocking hidden quest objectives.

Additional Resources
For players looking to optimize their exploration, video guides are available that detail the exact locations of all 19 Pharros’ Lockstones in the game. Collecting these items can significantly impact your gameplay experience, making it worthwhile to seek them out along your journey through Dark Souls 2.