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The Chambers of Xeric, commonly referred to as Raids 1, is one of the most challenging and rewarding PvM (Player vs. Monster) activities in Old School RuneScape (OSRS). This large-scale group raid offers players the opportunity to battle through a series of rooms filled with powerful bosses, puzzles, and unique mechanics. In this comprehensive guide, we'll explore the mechanics, strategies, and tips to help you conquer the Chambers of Xeric and reap the valuable rewards within.

Preparation and Requirements

Before embarking on a raid, it's essential to ensure you meet the necessary requirements and come prepared:

  1. Team Composition: Raids are typically completed in teams of 3 to 5 players. Coordination and communication with your team are key to success.

  2. Skills and Stats: High-level combat stats are crucial for surviving and dealing damage during the raid. Aim for 90+ Attack, Strength, Defence, Ranged, and Magic. High Prayer and Herblore levels are also essential for using overhead prayers and making potions.

  3. Gear: Your gear setup will depend on your role within the team. For example, a player designated as a tank should prioritize defensive gear, while a DPS (Damage per Second) player should focus on maximizing damage output. A few important items to consider include the Twisted Bow, Blowpipe, and Trident of the Swamp.

  4. Prayer and Supplies: Bring a substantial supply of Saradomin Brews, Super Restores, Prayer Potions, and food. Prayer is crucial for protection prayers, overhead prayers, and special prayers like Preserve.

  5. Quest Requirements: To access the Chambers of Xeric, you need to complete the "Client of Kourend" quest. Additionally, the quests "The Depths of Despair" and "Tale of the Righteous" are recommended for their rewards, which aid in the raid.

Understanding the Chambers of Xeric

The Chambers of Xeric consists of a series of randomly generated rooms with various challenges, puzzles, and bosses. Understanding the mechanics of these encounters is crucial for success. Here are some key aspects to be aware of:

  1. Scavenger Rooms: These rooms contain various monsters and scavengers. Clear them to obtain valuable resources like herbs, ores, and fish.

  2. Puzzles: Some rooms feature puzzles that require teamwork and coordination to solve. Familiarize yourself with the puzzle mechanics and communicate with your team to complete them efficiently.

  3. Boss Rooms: The raid includes several boss fights, each with its unique mechanics. These bosses include Great Olm, Ice Demon, Muttadile, Guardians, and Vespula. Understanding the boss mechanics and roles within your team is crucial for success.

Roles and Responsibilities

Within a raid team, different players take on specific roles and responsibilities to ensure the raid runs smoothly. Here are some common roles:

  1. DPS (Damage per Second): DPS players focus on dealing damage to the bosses and clearing monsters. They typically use high-damage weapons like the Twisted Bow, Blowpipe, or Trident of the Swamp.

  2. Tank: The tank's primary responsibility is to aggro the boss and absorb damage. They use defensive gear and prayer flicking techniques to minimize damage taken.

  3. Support: Support players provide healing and support to the team. They may use the Scavenger Rooms to gather supplies or assist with puzzles. High-level Herblore is essential for making supplies like Divine Potions.

  4. Backup: Backup players are versatile and can fill in for any role as needed. They should be knowledgeable about all aspects of the raid.

Chambers of Xeric: A Step-by-Step Guide

Now, let's break down the raid step by step:

  1. Scavenger Rooms (Optional): Begin by clearing Scavenger Rooms to gather supplies. Use the loot tracker to see what resources you've collected.

  2. Ice Demon: The Ice Demon is the first boss encounter. It primarily uses Ranged attacks. Assign a tank to aggro the boss while DPS players deal damage. Pay attention to the icicles that fall during the fight, and move away from their impact zones.

  3. Vespula: Vespula is the second boss and involves a unique mechanic where you need to feed Nylocas larvae flowers to prevent her from healing. Assign roles to feed the larvae and protect the team from Nylocas.

  4. Muttadile: In the Muttadile room, a player must tank the boss while others focus on killing the Nylocas. The tank should avoid standing on the swampy ground to prevent taking extra damage.

  5. Guardians: Guardians are a pair of bosses that require DPS players to kill them simultaneously. Coordinate with your team to time your attacks and take them down together.

  6. Great Olm: The final boss, Great Olm, is the most complex encounter. It consists of multiple phases, each with its mechanics. Assign players to handle crystal bombing, protecting players from falling crystals, and DPSing the boss.

    • In the acid phase, players need to deal with poison and attack the boss.
    • In the fire phase, players must avoid fire walls and DPS the boss.
    • In the teleport phase, players must be quick to teleport to the correct side of the room.
  7. Loot Room: Once you defeat Great Olm, you'll enter the loot room. The team leader distributes the rewards, which can include unique items like the Twisted Bow, Dragon Claws, and more.

Tips for Success

  • Communication: Clear and constant communication with your team is essential. Discuss roles, responsibilities, and strategies before each room and boss fight.

  • Prayer Flicking: Master prayer flicking to conserve Prayer points during boss fights. This technique involves turning on and off your protection prayers at the right time.

  • Adaptability: Be prepared to adapt to unexpected situations. Raids are dynamic, and sometimes plans need to change on the fly.

  • Learning from Mistakes: Mistakes are part of the learning process. Analyze what went wrong in failed raids and adjust your strategy accordingly.


The Chambers of Xeric in OSRS is a challenging but rewarding raid that offers unique mechanics, puzzles, and formidable bosses. With proper preparation, communication, and teamwork, you can conquer this raid and reap the valuable rewards it offers. Remember that practice and experience are key to becoming proficient in the Chambers of Xeric. Good luck, and may your raiding adventures be filled with success and valuable loot!

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