: A new high-level Boss Bloon originating from the "Frontier".

: A major overhaul of the Lich boss mechanics, including the spawning of targetable tombstones on the track. Technical Notes

While the specific build number most closely aligns with the Version 54.0 update release window (April 2026), it is commonly associated with unofficial or repackaged versions of the game found in .zip formats.

The official update, released around early April 2026, introduced several significant features to the game: New Content & Towers

The official game is available for purchase on Steam and Epic Games Store, and it is also included with Netflix and Apple Arcade subscriptions. Be cautious with .zip files from unofficial sources, as they may lack official support or contain security risks.

: A massive new tower that combines the power of all three Druid upgrade paths. It spawns vines across the track, generates money based on your Banana Farms , and features a "Primordial Wrath" ability for extreme damage.

: A jetpack-equipped hero that can hover anywhere on the map and swap between a laser for single targets and cluster grenades for groups.