Diablo 4 Season 10: Blood on Parchment Walkthrough

In Diablo 4 Season 10: Season of Diablo 4 Items the Infernal Reign, players continue to uncover the legacy of Bartuc and Horazon - two of Sanctuary's most infamous sorcerers. Once you've reached Reputation Rank 6, you'll unlock the Blood on Parchment quest, one of the most pivotal storylines in the season. This quest bridges the gap between Fell Visions and the next major chapter, Sword of Horazon. It's packed with lore revelations, dangerous boss fights, and essential progress toward uncovering Horazon's fabled blade.

Before starting, make sure you've completed all previous seasonal quests and reached the required reputation threshold. If you're short on progression, using Diablo IV Items can significantly speed up gearing and ensure you're ready for this fight-heavy quest.

Strategy tip:

Focus on Geleb first. Use mobility skills - like Teleport, Dash, or Blood Mist - to reposition quickly. Once Geleb falls, Maffer becomes much easier to handle.

Investigating the Book

1. After defeating Maffer and Geleb, the room falls eerily silent. You'll discover that Alafar has already been slain, likely by the Fell Council, before your arrival. His corpse lies near a large tome - the Blood on Parchment itself.
2. Interact with the Book to trigger the final cinematic and uncover its secrets. Shyan translates fragments of Alafar's research, revealing the sword's final resting place: Mount Civo. This discovery directly sets up the next seasonal quest, Sword of Horazon.

However, before you can proceed, you'll need to reach Tier 8 Seasonal Reputation. If you're not there yet, continue farming Infernal activities, Nightmare Dungeons, or seasonal events.

Rewards and Next Steps

Completing Blood on Parchment grants:

Seasonal experience and Infernal Favor
High-tier crafting materials
A powerful piece of rare or legendary gear
Unlocking progress toward Sword of Horazon

Once this quest is complete and you've ranked up your reputation, you can immediately begin the next chapter in Caldeum - one that delves deeper into Horazon's legacy and Bartuc's demonic return.

Final Tips for Blood on Parchment

Recommended Level: 70+ or higher World Tier 3
Best Builds: High burst or AoE builds (Lightning Sorcerer, Minion Necromancer, Whirlwind Barbarian)
Preparation: Stock up on health potions and consider buying Diablo 4 materials to craft resistance elixirs
Strategy: Focus fire on Geleb, stay mobile, and clear adds to reduce chaos during the dual boss fight

Blood on Parchment serves as a critical lore bridge in Diablo 4 Season 10, revealing the truth behind Horazon's blade and Bartuc's fall into madness. The quest's tight mix of exploration, lore, and frantic combat makes it one of the standout moments of the Infernal Reign storyline. With Mt. Civo now on your map, the path to the Sword of Horazon - and the final confrontation with D4 materials for sale Bartuc, Lord of Chaos - lies just ahead.