Historical eventhammer_jamMay 16, 2026 – May 31, 2026CWL ended — next season preparing

Best Builder Base Hammer Jam Bases 2026

Name: Builder Base Hammer Jam
Start: 2026-05-16T20:50:00.532145+00:00
End: 2026-05-31T20:50:00.532145+00:00

Find the best Builder Base Hammer Jam layouts for every Builder Hall level. Discover progress bases that keep your upgrades and building structure organized during Hammer Jam, plus strong anti Night Witch, anti ground, anti 1 star and dual stage defensive bases for Builder Base battles.

14Connected bases

13KBase views

2Event sections

Builder Base Hammer Jam

Best Builder Base layouts for duels

Strong Builder Base layouts for dual battles, including anti Night Witch, anti ground, anti 1 star and bases built to defend both stages.

Fortress of the North

Trophy

★★★★★★★★★★733

Crushing Divide

Trophy

★★★★★★★★★★8.7k

Crazy Labyrinth

Trophy

★★★★★★★★★★1k

BEST Anti Ground (BH7)

Trophy

★★★★★★★★★★117

BEST Anti 2-star (BH8)

Trophy

★★★★★★★★★★144

BEST Anti 5 Star (BH9)

Trophy

★★★★★★★★★★391

BH10 base - The Last Star

Trophy

★★★★★★★★★★428

Builder Base Hammer Jam

Progress bases

Keep your Builder Base clean and organized during Hammer Jam with progress bases for every Builder Hall level. Perfect for tracking upgrades, walls and new defenses while progressing faster.