Builder Hall 9
Builder Hall 9

Best BH9 Base Layouts 2026

O.T.T.O Hut unlocks at BH9 — Power P.E.K.K.A dominates the attack meta.

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BH9 Overview

Builder Hall 9 is a pivotal milestone in the Builder Base journey — it unlocks the O.T.T.O Hut and begins the process of activating the OTTO Bot, the Builder Base's second hero. After completing four gear-up requirements (gearing up specific buildings), O.T.T.O becomes a permanent second hero that fights alongside the Battle Machine during every attack. The combined hero duo — Battle Machine with Iron Fist and OTTO with its own damage — creates a two-pronged assault that base designs must simultaneously account for. A new high-damage defense also arrives, and the Power P.E.K.K.A unlocks as the ultimate ground tank — even larger than the Super P.E.K.K.A, with health and damage that make it the most durable troop in the Builder Base roster. The 2026 meta at BH9 centers on Power P.E.K.K.A hybrid attacks that use OTTO and the Battle Machine as twin flanks, clearing opposite sides of the base before the Power PEKKA walks through the center. Anti-tank base designs that position Mega Teslas and Giant Cannons in interlocking kill zones are the most effective BH9 defenses.

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New Defenses

  • O.T.T.O Hut
  • Additional defense level upgrades
Total Defenses27
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New Troops / Heroes

  • Power P.E.K.K.A
  • O.T.T.O Bot (2nd Hero)
HeroBattle Machine Lv 40–50 + O.T.T.O Bot
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Attack Meta

  • Power P.E.K.K.A HybridHigh
  • Super P.E.K.K.A + OTTO FlankHigh
  • Hog Glider + Drop ShipMed
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Base Building Tips for BH9

1

Prioritize upgrading the four Gear Up requirements to unlock O.T.T.O as fast as possible — the second hero multiplies your attack capability immediately

2

OTTO and the Battle Machine will approach from different angles — your base must have defensive coverage in all four quadrants, not just the main entry side

3

Power P.E.K.K.A has the highest HP in the Builder Base — Spring Traps are too weak to remove it; focus Mega Tesla and Giant Cannon fire on it first

4

The O.T.T.O Hut itself is a building — place it inside your inner ring so destroying it doesn't come free on the outer ring sweep

5

Anti-3-star designs at BH9 use offset Builder Hall placement — the BH should never be reachable from the same path as the highest-HP defensive buildings

BH9 Attack Strategies

Understanding the current Builder Base attack meta is essential for building a base that holds on Battle Day. Here are the top strategies used against BH9 bases — and how to counter each one.

Power P.E.K.K.A Hybrid

⚔ GroundAdvanced

Power P.E.K.K.A is BH9's definitive tank — its combined health and damage output exceeds the Super PEKKA significantly. With both Battle Machine and O.T.T.O Bot available at BH9, a three-pronged attack becomes possible: Power PEKKA in the center, Battle Machine flanking left, OTTO flanking right. The three converging threats simultaneously cannot be covered by any single base design. Cannon Carts follow the Power PEKKA while Hog Gliders neutralize inner defenses before the main push arrives.

Army Composition

Power P.E.K.K.A ×1Battle Machine (Hero)O.T.T.O Bot (Hero)Cannon Carts ×4Hog Gliders ×3

How to Execute

  1. 1

    Deploy Hog Gliders first toward the Mega Tesla and any Giant Cannons — they jump to defenses and destroy the highest-threat units before the main army arrives

  2. 2

    Deploy the Power P.E.K.K.A on the center-front of the base after Hog Gliders have reached the inner ring defenses

  3. 3

    Battle Machine enters on the left side — do not activate Iron Fist immediately; save it for when the Machine reaches the inner ring

  4. 4

    O.T.T.O Bot enters on the right side simultaneously with the Battle Machine — the base is now receiving attacks from three separate angles

  5. 5

    Deploy Cannon Carts directly behind the Power PEKKA — they stop and output maximum DPS while the PEKKA tanks all remaining fire

  6. 6

    Activate Iron Fist when Battle Machine drops to 30% — by this point the base perimeter should be destroyed and the Builder Hall exposed

How to Counter It

  • 🛡

    Both heroes — Battle Machine and OTTO — must be accounted for in your base design: place high-DPS defenses in both the left and right sections, not just the center

  • 🛡

    Power P.E.K.K.A is slow — Spring Traps on the direct path to the Builder Hall push it backward and waste precious attack time

  • 🛡

    The O.T.T.O Hut itself is a building — if destroyed, OTTO is lost; centralize the O.T.T.O Hut inside your defensive core to force attackers to spend time reaching it

Super P.E.K.K.A + OTTO Flank

⚔ GroundIntermediate

Before Power PEKKA is fully upgraded, Super P.E.K.K.A + O.T.T.O remains a reliable BH9 strategy. Both heroes attack simultaneously from different angles — OTTO covers one flank while the Battle Machine covers another, drawing defensive fire in two directions. Super PEKKAs walk straight through the center while Cannon Carts deal sustained DPS from behind the tank line. Most BH9 bases cannot handle simultaneous hero flanks with a central PEKKA push.

Army Composition

Super P.E.K.K.A ×2O.T.T.O Bot (Hero)Battle Machine (Hero)Cannon Carts ×3

How to Execute

  1. 1

    Deploy Super P.E.K.K.As on the center-front facing the shortest path to the Builder Hall

  2. 2

    Battle Machine enters the left side immediately after the Super PEKKAs begin their march

  3. 3

    O.T.T.O Bot enters the right side simultaneously — the base must now respond to three separate ground threats

  4. 4

    Cannon Carts deploy behind the Super P.E.K.K.A line and begin sustained fire while the PEKKAs tank

  5. 5

    Iron Fist activates when Battle Machine drops to 30% — by this point the outer ring should be mostly cleared

  6. 6

    O.T.T.O Bot continues its independent path toward the Builder Hall from the right while Battle Machine closes from the left

How to Counter It

  • 🛡

    Mega Tesla must be centrally placed so it fires at both Super PEKKAs and whichever hero reaches the inner ring first

  • 🛡

    Double wall layers are more effective than single thick walls against PEKKAs — each wall break costs the PEKKA hitpoints and time

  • 🛡

    Maximize Spring Trap levels before maxing decorative buildings — at BH9, a max Spring Trap can significantly drain Super P.E.K.K.A hitpoints

FAQ

BH9 Base Layouts — Frequently Asked Questions

Everything you need to know about BH9 bases, attack strategies, and how to defend them on Battle Day.

1

What are the best BH9 base layouts in 2026?

The best BH9 bases use asymmetric designs that prevent attackers from cleanly funneling troops toward the Builder Hall. Key design principles include a centrally-buried Builder Hall, overlapping air and ground defense coverage, and traps placed in the most likely pathing corridors. Browse the layouts on this page sorted by rating to see the highest-performing BH9 designs tested in the current 2026 Builder Base meta.

2

How do I copy a BH9 base layout?

Click the green "Copy Base Link" button on any layout card. This copies a Supercell deep link to your clipboard. Open Clash of Clans, navigate to the Builder Base, go to Edit Layout, tap the import icon at the top, and paste the link. Your Builder Base loads instantly with all buildings and traps placed exactly as designed — no manual building required.

3

What attack strategies are most dangerous against BH9 bases?

The biggest threat at BH9 is Power P.E.K.K.A Hybrid. The top strategy — Power P.E.K.K.A Hybrid — Power P.E.K.K.A is BH9's definitive tank — its combined health and damage output exceeds the Super PEKKA significantly. With both Battle Machine and O... All layouts in our collection are designed with the current Builder Base attack meta in mind.

4

What new defenses does Builder Hall 9 unlock?

Builder Hall 9 unlocks O.T.T.O Hut, Additional defense level upgrades. O.T.T.O Hut is a major upgrade to your defensive capability and changes how attackers approach your base. Total defense count at BH9 reaches approximately 27, significantly increasing the base's defensive depth compared to lower BH levels.

5

How do I build the best anti-3-star base at BH9?

Anti-3-star Builder Bases at BH9 rely on these core principles: the Builder Hall is buried in the most protected central compartment behind at least two wall layers; all top-tier defenses are placed in overlapping coverage zones; traps are hidden in the most predictable troop pathing routes; and the base has no obvious entry side that is significantly weaker than the others. Browse the layouts on this page for proven anti-3-star designs at BH9.

6

What is the Battle Day system in the Builder Base?

Battle Day replaced the old Versus Battle system in the 2023 Builder Base rework. Instead of real-time head-to-head battles, you now attack a queue of opponent bases within a set time window (Battle Day). Your attack performance earns Battle Trophies — the higher your star count and destruction percentage, the more trophies you gain. All BH9 bases in our collection are designed to minimize the stars attackers score during their Battle Day raids.

7

How often are BH9 base layouts updated on BaseCOC?

We add new BH9 layouts regularly and review meta performance after every major Supercell balance update. Layouts that underperform in the current Builder Base meta are removed or replaced. Sort by "Newest" or "Recently Updated" to find fresh bases that haven't been widely used yet, giving you an edge on Battle Day.

8

Can I submit my own BH9 base to BaseCOC?

Yes — use the Submit Base page to share your BH9 layout. Add a screenshot and the in-game copy link and our team reviews it within 24–48 hours. Once published, your name appears on the base card as the contributor. You earn 50 Contributor Points per approved base, and the top contributors each season win a free Gold Pass.

Builder Hall 9 base layouts with one-tap copy links. All layouts on BaseCOC include working Supercell deep links for instant import into Clash of Clans. Bases are sorted by community rating and views so you always see the best performers first.