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Full Steam announcements and update articles for this title.
New Boss "Rotor Wing Carving": A new first-stage boss inspired by slot machines
Each time it receives a Balance Break attack, a prize wheel is activated
Prize wheel outcomes include obtaining supplies, missile attacks, deck interference, and other effects
"World Serpent Carving" Mechanic ReworkWhen the first phase's body is destroyed, it no longer triggers saw blade attacks. Instead, before each reshuffle, after playing a certain number of cards, each card played triggers a saw blade once
The original card-play penalty that reduced draw count has been removed
The special mechanics from the first phase are retained into the second phase
The second phase's shield now gains a reflection effect
The World Serpent Carving's saw blades deal 1 less damage on higher difficulties
The interval between the World Serpent Carving's cable winch attacks has been increased
New Main Cannon Enhancement SystemEach train gains 26+ upgrade enhancements
Main cannon experience is gained after each battle; when experience is full, enhancement points can be obtained to activate upgrades
The enhancement layout is randomly generated for each game session
A new honor option in New Game adds the choice to obtain enhancement points
Bug Fixes & OptimizationsDual-Wield Cowboy effect changed: "Main cannon fires a dual shot every third attack" → "When the 5th Attack card is played, that card's effect triggers twice"
Fixed interface switching error in the Railway Maintenance screen
Removed minimap range indicator for Imperial Watchtowers
Changed default core to the core selected in the previous game
Added DPS statistics for the main cannon
Reworked the Broken Core event: after obtaining a Broken Core, a special stronghold "Jade Sea Stronghold" will now appear in the second stage
Added retro filter effect, with a toggle switch in the settings panel
Fixed display error with trains at the Transfer Station
Fixed issue where the deck interface did not refresh in real time when obtaining cards from opening cargo crates
Revised notification text when cargo is overweight
When train enhancement slots are full, new enhancements can now replace existing ones
Increased damage of the Color of the Stars
Increased area of effect for the Gold-Touch enhancement
The train enhancement in New Game's Honor Points system now starts at +1 level by default
Fixed issue where armed lock would fail if an Elite enemy was Balance Broken upon spawning
Added sorting functionality to the deck list view
Planet stronghold info now displays how many turns remain before being blocked by Imperial forces
Fixed a display bug with previously explored surrounding strongholds caused by pursuit battles during exploration
Fixed a bug caused by residual combat UI elements remaining after battle
Fixed display issues caused by certain monitor resolutions
Fixed DPS recording errors for the Cutter
Optimized gamepad controls and corrected button display errors
Added new localized text for English and Japanese
New Cangming Star Boss: World Serpent
Changed the Empire Radiator Tower mechanic: it now affects all battles on the map before being destroyed. After capturing the Empire Radiator Tower stronghold, it is automatically destroyed without needing to send personnel.
Changed the position of the Empire Radiator Tower debuff UI, merging it into the output list.
Changed the Missile Silo mechanic: removed area locking, now automatically locks on upon entering the map. Missile launch time is doubled. Being hit by a missile directly reduces Durability. The Missile Silo stronghold battle is a special battle; the silo is automatically destroyed after capturing the stronghold.
Added new peripheral strongholds: Empire Outposts. Maps with Empire Outposts will have Empire pursuers even if not within the normal Empire pursuit range.
Added 5 new Crystals:
Energy Crystal: Gain 2 Energy.
Condensation Crystal: Remove all Overheat.
Kinetic Crystal: Train gains 30% Speed, lasts for the current region.
Escape Crystal: Escape one pursuit battle.
Forge Crystal: Upgrade all cards in hand, lasts for the current battle.
Added 2 new Rebels:
Gold Reaver: Scrapyard offers higher prices for salvaged goods.
Tupa, God of Thunder: Randomly strikes an enemy with lightning each time a Core or Crystal is used.
Added new train: Inferno Blaze β Model.
Added 3 new Achievements:
Bombardment: Complete a run with the Iron Dreadnought β.
Void Walker: Complete a run with the Inferno Blaze β.
World Serpent: Defeat the World Serpent for the first time.
Added a new style for the player status icon in the Settings panel.
Added alert level indicator lines to planet stations.
Optimized mouse click logic.
Adjusted base train stats.
Modified the train info UI on the train selection interface.
Adjusted the number of stations in Chapter 2 and Chapter 3.
Fixed a bug where Lagos's discount reset after refreshing.
Changed the Holographic Energy effect: upon consumption, increases Storage by 3 -> 1 (6 -> 3 when upgraded).
Fixed incorrect information display for the Construct Cannon.
The Durability icon now changes appearance when health drops to 60% and 30%.
The train selection interface now remembers the last train played.
- Reworked level progression: Each stage is no longer a continuous large map node but now features various stations scattered across a planet, each with its own functional stronghold. The Imperial Army's pursuit forces are now displayed more clearly.
Each stronghold may trigger special events, such as discovering rich mineral veins, electromagnetic interference, or vast open areas.
- Overhauled the Modification Factory and Resistance Center functions
Modification Factory: Can repair train durability, upgrade cards, and delete cards.
Resistance Center: Can purchase exclusive train upgrades.
- Blueprint adjustments: Train modifications can now be adjusted directly from the train info panel.
- Reworked most mercenary effects.
- Overhauled equipment cards, now functioning as permanent weapon upgrades.
- Reworked the unlock method for train-exclusive cards.
- Adjusted balance for most cards.
- Revised train storage rules: Exceeding capacity now requires discarding items to proceed.
- Core system adjustments: Once unlocked, cores can be freely selected in the base scene. Core usage no longer consumes energy, only requiring cooldown.
- Exploration system rework: Now divided into four dimensions—exploration item quantity, carry capacity, danger level, and max dispatch count. Each dimension has a cap, and assigning crew affects these values without exceeding limits.
- Reworked train selection screen, adding the Iron Fearless β model.
- Frontline stronghold rework: Now grants starting buffs by spending Honor Points, which increase with game difficulty.
- Train upgrade adjustments: Upgrades can now be performed anytime via the info panel, no longer requiring facility visits. Upgrades are obtainable from the Resistance Center and Research Lab.
- New peripheral strongholds:
Forge: Can upgrade 1 weapon for free.
Research Lab: Can upgrade 1 train enhancement for free.
About
This page aggregates Steam news feeds, patch notes, and developer announcements for Break Siege, sourced from official Steam community posts.
Major updates, balance changes, and seasonal events often correlate with player-count spikes — cross-reference announcements here with the live charts on the main Break Siege statistics page.
Articles link back to Steam for full changelogs. SteamScope refreshes news entries as new posts are published to the game's Steam hub.