Builder Hall 7 (BH7 max) in Clash of Clans is an exciting stage where players unlock the powerful Giant Cannon defense and gain access to the Drop Ship and Power P.E.K.K.A. troops.
With the “Builder Base 2.0” update, BH7 max operates under the two-stage attack system, making defensive layouts and offensive strategies more dynamic.
Maxing out BH7 involves upgrading all your defenses, troops, and the Battle Machine to their highest possible levels for this Builder Hall.
BH7 Max Details
Discover the highest upgrade levels for every BH7 defense, troop, and the Battle Machine, ensuring your village is an impenetrable fortress.
🏗️ Buildings
| Building | Max Level | Levels Gained |
|---|---|---|
| Builder Hall | 7 | +1 |
| Star Laboratory | 7 | +1 |
| Builder Barracks | 9 | +1 |
| Army Camp | 7 | +1 |
| Gold Storage | 7 | +1 |
| Elixir Storage | 7 | +1 |
| Gold Mine | 7 | +1 |
| Elixir Collector | 7 | +1 |
| Clock Tower | 7 | +1 |
| Healing Hut | 3 | +1 |
| Reinforcement Camp | 7 | +1 |
| O.T.T.O’s Outpost | 7 | +1 |
🛡️ Defensive Buildings
| Defense | Max Level | Levels Gained |
|---|---|---|
| Cannon | 7 | +1 |
| Archer Tower | 7 | +1 |
| Double Cannon | 7 | +1 |
| Hidden Tesla | 7 | +1 |
| Firecrackers | 7 | +1 |
| Crusher | 7 | +1 |
| Guard Post | 7 | +1 |
| Air Bombs | 7 | +1 |
| Multi Mortar | 7 | +1 |
| Roaster | 7 | +1 |
| Giant Cannon | 7 | +1 |
⚔️ Troops
| Troop | Max Level | Levels Gained |
|---|---|---|
| Raged Barbarian | 14 | +2 |
| Sneaky Archer | 14 | +2 |
| Boxer Giant | 14 | +2 |
| Beta Minion | 14 | +2 |
| Bomber | 14 | +2 |
| Baby Dragon | 14 | +2 |
| Cannon Cart | 14 | +2 |
| Night Witch | 14 | +2 |
| Drop Ship | 14 | +2 |
🧙 Hero
| Hero | Max Level | Levels Gained |
|---|---|---|
| Battle Machine | 20 | +5 |
🧨 Traps
| Trap | Max Level | Levels Gained |
|---|---|---|
| Push Trap | 7 | +1 |
| Spring Trap | 3 | +1 |
| Mine | 7 | +1 |
| Mega Mine | 7 | +1 |
🧱 Walls
| Structure | Max Level | Levels Gained |
|---|---|---|
| Walls | 7 | +1 |
At Builder Hall 7, all troops can be upgraded to level 14, enhancing their combat effectiveness. The Battle Machine can be upgraded to level 20, improving its Electric Hammer ability. Most buildings and defenses can be upgraded to level 7, providing a balanced and robust base setup.
Summary for BH7 Max
The BH7 max aesthetic continues the high-tech, industrial theme of the Builder Base, with structures appearing more robust and specialized. At this stage, players are refining their offensive strategies for multi-stage attacks and building more complex defensive layouts.
Key Defensive Structures & Levels:
- Giant Cannon: New at BH7, this powerful long-range defense deals high damage to multiple troops in a line and typically maxes around level 7.
- Mega Tesla: Maxes around level 7.
- Roaster: Maxes around level 7.
- Multi Mortar: Maxes around level 7. (This is also one of the required Gear Up upgrades for the 6th builder in the Home Village).
- Crusher: Maxes around level 7.
- Air Bombs: Maxes around level 7.
- Firecrackers: Maxes around level 7.
- Hidden Teslas: Maxes around level 7.
- Double Cannons: Maxes around level 7.
- Archer Towers: Maxes around level 7.
- Cannons: Maxes around level 7.
- Walls: Reach level 7. All available wall segments will need to be maxed.
- Guard Post: Maxes around level 7.
Heroes & Their Max Levels at BH7:
- Battle Machine: Maxes at level 20. Its Electric Hammer ability is crucial for ground pushes and tanking damage.
Troops & Their Max Levels at BH7: All Builder Base troops receive significant level increases at BH7, typically reaching level 14. This includes:
- Raged Barbarian: Maxes around level 14.
- Sneaky Archer: Maxes around level 14.
- Boxer Giant: Maxes around level 14.
- Beta Minion: Maxes around level 14.
- Bomber: Maxes around level 14.
- Baby Dragon: Maxes around level 14.
- Cannon Cart: Maxes around level 14.
- Night Witch: Maxes around level 14.
- Drop Ship: New at BH7, maxes around level 14. This air troop deploys Skeletons.
- P.E.K.K.A. (Power P.E.K.K.A.): New at BH7, maxes around level 14. A very powerful ground tank.
- Hog Glider: Maxes around level 14.
Other Important Upgrades:
- Star Laboratory: Maxes around level 7, allowing for all troop upgrades.
- Builder Barracks: Maxes around level 9 to unlock Drop Ship and Power P.E.K.K.A.
- Reinforcement Camps: Essential for the second stage of attacks. Maxing these ensures you have enough troops for both stages.
- Healing Hut: Maxes around level 7.
Upgrade Time & Cost: Maxing BH7 is a substantial endeavor, often taking several weeks to a couple of months of dedicated play. The total Builder Gold and Builder Elixir required are in the tens of millions. Consistent attacking to earn stars and utilizing the Clock Tower boost are crucial for accelerating your progress. The Battle Machine upgrades require a significant amount of Builder Elixir.