Best Builder Hall Level 6 Trophy/Defense Base Layouts for COC Clash of Clans 2025

Upgrading to Builder Hall level 6 is one of the most transformative updates in the entire Builder Base progression. It fundamentally changes the nature of attacks by introducing a second stage to your base, O.T.T.O's Outpost, and unlocks powerful new troops and defenses to populate it. The upgrade costs 600,000 Builder Gold and takes 1 day to complete. The Builder Hall itself becomes more imposing, with a large stone chimney and a more intricate roof design.

Key Unlocks: Two Stages, New Defenses, and More Troops

BH6 massively expands your village and your strategic options.

• O.T.T.O's Outpost (Stage 2): This is the biggest change. Upon reaching BH6, you unlock a second, smaller stage of your base that attackers must conquer after destroying your Builder Hall. This allows for entirely new defensive setups and strategies.
• Roaster (x1): The signature defense of BH6. The Roaster is a powerful, short-ranged defense that spews molten fire at ground and air troops. It deals rapid, continuous damage, making it exceptionally deadly against swarms of low-health troops like Night Witch bats or Raged Barbarians. It costs 700,000 Builder Gold and takes 1 day to build.
• Second Crusher (x1): You can now build a second Crusher, creating devastating defensive choke points and making ground attacks significantly more challenging for your opponents.
• Reinforcement Camp (x2): These unique army camps are placed in the second stage of your base. They allow you to add extra troops to your army that are deployed only when an attacker reaches and destroys one of these camps.
• Additional Archer Tower (x1): A third Archer Tower adds even more versatility and anti-air firepower to your base design.
• Additional Walls (x10 segments): Essential for protecting your new defenses and beginning to build out your second stage, O.T.T.O's Outpost.

New Offensive Potential: The Mistress of the Undead

Your army gains a powerful and unique new troop that summons its own reinforcements.

• Night Witch: Unlocked by upgrading the Builder Barracks to level 6, the Night Witch is a ranged ground troop who does not attack directly at first. Instead, she periodically summons swarms of flying Bats that attack any target. When the Night Witch is destroyed, she transforms into a large swarm of Bats. She is a cornerstone of many powerful ground and air hybrid attacks.

Maximum Upgrade Levels at Builder Hall 6

With two stages to manage, upgrading your village becomes a major focus at BH6.

• Defenses:
• Cannon: Can be upgraded to Level 6.
• Double Cannon: Can be upgraded to Level 6.
• Archer Tower: Can be upgraded to Level 6.
• Firecrackers: Can be upgraded to Level 6.
• Crusher: Can be upgraded to Level 6.
• Guard Post: Can be upgraded to Level 6.
• Air Bombs: Can be upgraded to Level 6.
• Multi-Mortar: Can be upgraded to Level 6.
• Roaster: Can be upgraded to Level 6.
• Walls: Can be upgraded to Level 6.
• Push Trap: Can be upgraded to Level 3.
• Mine & Mega Mine: Can be upgraded to Level 6.
• Resource Buildings:
• Elixir Collector: Can be upgraded to Level 6.
• Gold Storage: Can be upgraded to Level 6.
• Elixir Storage: Can be upgraded to Level 6.
• Gem Mine: Can be upgraded to Level 6.
• Clock Tower: Can be upgraded to Level 6.
• Army & Hero Buildings:
• Builder Barracks: Can be upgraded to Level 6 (to unlock the Night Witch).
• Star Laboratory: Can be upgraded to Level 6.
• Army Camp: A total of 4 can be built in the first stage.
• Reinforcement Camp: A total of 2 can be built.
• Battle Machine Altar: The Battle Machine can be upgraded to Level 10.
• Troop Levels (in the Star Laboratory):
• Raged Barbarian: Can be upgraded to Level 12.
• Sneaky Archer: Can be upgraded to Level 12.
• Boxer Giant: Can be upgraded to Level 12.
• Baby Dragon: Can be upgraded to Level 12.
• Cannon Cart: Can be upgraded to Level 12.
• Night Witch: Can be upgraded to Level 12.

Strategic Implications

Builder Hall 6 represents a massive leap in strategic complexity. The two-stage attack system changes everything.

• On Offense: You must now plan your attack to not only destroy the first stage and the Builder Hall but also to have enough remaining troops to tackle the second stage. Holding onto your Battle Machine's ability for the second stage can be a powerful tactic. The Night Witch allows for "witch-slap" style attacks where you deploy her behind tanky troops like Boxer Giants and let her bats overwhelm defenses.
• On Defense: You must now design two distinct but complementary bases. The first stage is designed to weaken the attacker and destroy their key troops before they can reach the Builder Hall. The second stage, O.T.T.O's Outpost, is your last line of defense. Placing your new Roaster and Crushers in locations that protect them while maximizing their damage output is critical. How you stock your Reinforcement Camps (e.g., with Zappies to counter a Battle Copter or ground troops to distract) adds another layer of deep strategy. Mastering the interplay between your two stages is the key to victory at BH6.