Changelog Overview ​

How this section works ​

• The changelog is now split into a top overview plus one page per version node.
• Read this page first for the timeline, then enter the specific version pages for details.

Source quality ​

• v1.6.2 and later are reconstructed from real version commits plus the commit subjects between version nodes.
• Earlier versions are preserved as archive notes based on surviving docs and tags in the repo.

Main progression line ​

• 1.6.x: basic BossRush expansion and early Mode D work.
• 1.7.x: Ground Zero, birthday cake, interaction polish, reuse of original UI.
• 1.9.x: courier service, Dragon Descendant, dragon gear, localization, boss-pool tools.
• 2.0.x: wiki book, custom signpost, Dragon's Breath, dragon burn, dragon dash improvements.
• 2.1.x: Dragon King line, flight, reverse scale, reforge, achievements, affinity, wedding, Mode E, nurse, halberd, Dragon King gun, Zone 37 and Maze.
• 2.2.x: Zombie Mode (standalone Roguelite survival), the per-run mutator system, five new weapons and two new equipment sets, plus major transition-performance and bug fixes.
• 2.3.x: v2.3.0 (released 2026-10-02) introduced the renamed "BossRush · Qinglan Archipelago", the standalone Sky Islands raid map, two new modes (Fate Echo & Black Market Duck Cup), the Duck King Campaign and starter quests, Arena Backyard, PetNest, The Duckov Daily, Duckov Codex, Affix Forging, and new obtainable gear; v2.3.1 (released 2026-10-07) is a quality and stability hotfix adding the Boss Health Percent slider, allowing cubs into Fate Echo and Zombie Mode, and fixing Sky Islands loading, large Duck Cup betting, Campaign persistence, and numerous combat/lifecycle edge cases; v2.3.2 (released 2026-10-09) rebuilds the Chapter 6 finale Boss, the Shadow of the Champion (a three-phase sandstorm spirit whose dashes lead your movement and pass through walls in its final phase), adds its signature Astral Staff and the Mad Bomber's Empty-Mag Mine Box, and fixes Campaign saves, Sky Islands entry and blank icons; v2.3.3 (released 2026-10-15) adds three totems (the Roll-Call Ledger, the Bell Keeper's Metronome and the License to Pass the Buck) plus the Tempering Solvent for reforging, gives cubs behaviors, feeding and petting, shows NPC affinity on approach, and fixes From Scratch entry, the sewer trophy bonus, the Duck Cup and the Boss order; v2.3.4 (released 2026-10-16) is a player-feedback patch that lets Lifesteal heal on the killing blow, keeps the Phantom Witch out of the first 20 waves, circles the twin-beacon gate sign on the Sky Islands map, and fixes Bosses that bleed out not counting as kills; v2.3.5 (released 2026-10-17) lines up all Sky Islands guidance with the map circles, the compass and the real interaction points, and gives every interaction point a visible sign or object; v2.3.6 (released 2026-10-18) adds the Affinity tab and level 3/5/8/10 affinity stories for nine NPCs, saves NPC shop stock (you can buy another ring after a divorce), brings favorites, Hatch All, scar treatment and expedition team limits to the Relic Nest, and fixes maxed Zombie Mode attributes still being offered and cubs barely hurting elites; v2.3.7 (released 2026-10-21) stops custom NPC names from hanging on screen, hides Bosses, NPCs and gear outside your vision, and fixes Zombie Mode waves stuck at full progress outside the safe zone, the beacon starting waves twice, low Trident / Spread damage and extraction payouts.
• 2.4.x: v2.4.0 (released 2026-11-08) adds Tidegate, a standalone raid map with tides, swimming, three valves and a sunken vault, a new NPC (Old Zha), a new boss (Leadline) and six new items. It also toughens the town's enemies and stops kill events from being cut off by errors in other mods.

v2.3.8 (2026-10-24) ​

• New Boss: the Eclipse Bloom (take Jeff's introduction quest, then head to Experimental Area 37), plus the Residual Sun Shield Shard totem it always drops.
• Three field adventures on ordinary raids: the Gluttonous Mimic, Awen's Odd-Parcel Delivery and Dingdang's Dangerous Prototypes (five rigs that appear at random after her level-10 commission).
• The Shadow of the Champion joins the Boss pool, and Dragon's Breath no longer deals zero damage to zombies. See v2.3.8 for the full list.

v2.3.9 (2026-10-30) ​

• Fixes cub names and backpack saving, plus recovery after save failures and cleanup during transitions.
• Field-adventure placements require a walkable route, mimic cannonballs and landing impacts respect walls, and firework prototypes are recalled with a message when later explosions complete the trial. See v2.3.9 for the full list.

v2.4.0 (2026-11-08) ​

• New standalone raid map, Tidegate: read Old Zha's Letter to open the raft route in the bunker sewers. The tide decides which paths, containers and exits are open on each raid.
• A new NPC (Old Zha), a new boss (Leadline), four Gatekeeper's Log pages and six new items. Town enemies have about 1.5× health and 1.25× damage. See v2.4.0 for the full list.