v0.9 — JUN 3 2026
+ Weapon replace undo — UNDO is a 4th card beside the 3 slots; press 4 to go back
+ Boss active overlay — cleared when quitting to menu or on game over
+ Level-up screen overhauled — animated backdrop, card entrance, shine on hover
+ Level-up queue fix — picks no longer vanish; faster card animations
+ Level-up backdrop more transparent so gameplay stays visible behind it
+ HUD visibility fixed — bottom bar, soldier panel, and corner HUD always show in-game
+ Leaderboard PLAY TIME tab — total hours played per account
+ Audio volume normalized — louder SFX, higher default music, positional falloff floor
+ Unique locked display names — usernames are permanent and cannot be duplicated
+ Pause menu redesigned — glass panel, run stats, animated backdrop, modern controls
+ Menu now-playing widget — track controls + volume slider under global chat
+ Clickable chat profiles — tap a name or avatar to view player stats
+ Loot crate UI — air drop picks now use the same card UI as level-up upgrades
+ Necromancer thralls — proper pathing, wall collision, orbit owner when idle
v0.9 — MAY 28 2026
+ Lifetime stats — kills, play time, bests, bosses, queens, bounties
+ 44 achievements with name + description unlock toasts — open via 🏆 STATS on menu
+ Random wall color theme each run — teal, navy, amber, green, purple
+ Matching floor and grid colors per theme
+ Purple player ground glow
+ Deploy cinematic — scan line, progress bar, co-op drop-in title
+ Squad name badge in HUD shows color and cycles with Tab
+ Skill tree UI improved — branch colors, side detail panel
+ CANNIBAL upgrade — XP orbs heal HP
+ NECROMANCER upgrade — 10% chance killed zombie fights for you
+ BULLET STORM upgrade — B key, fire rate ×2 / damage ÷2 for 8s
+ Controls page added to main menu
+ X key toggles auto level-up
+ Bullets fly infinitely until hitting a zombie or map edge
+ Boss incoming has its own siren + rumble sound
+ Improved game visibility — floor, grid, wall brightness
v0.9 — MAY 27 2026
+ Soldier chats follow the soldier with pill background
+ Personality-specific callout lines — Assault, Medic, Scout
+ Walkie-talkie voice sounds on soldier callouts
+ Soldiers use flow-field pathfinding around walls
+ Downed soldier screen-edge arrows with name and distance
+ Downed timer extended to 60 seconds
+ Zombie spawn groups — packs arrive from one off-screen point
+ Zombies never spawn on-screen or inside walls
+ 3 weapon slots max — unlocking a 4th drops the last weapon
+ Weapon slots always show 3 — empty slots visible
+ Per-weapon target priority — press 1-9 to cycle each weapon
+ Pistol SPLITSHOT upgrade — bullets split into 2 on hit
+ Reworked right-click — gesture commands, no teleport, no button picker
+ Single RMB moves squad · hold+drag lines them up · double-click hold/free
+ Drag individual soldier with LMB or RMB from their sprite
v0.9 — MAY 26 2026
+ Boss waves every 5 minutes — 9 named bosses with unique abilities + health bar
+ Bosses enrage at 50% HP, drop 50g on death
+ Soldier AI overhaul — reaction delay, fatigue, flinch, callouts
+ Soldiers hunt XP orbs when safe, collect them on contact
+ Soldiers form a proper spread formation instead of stacking
+ Destination lines show where each soldier is headed
+ Soldiers visually evolve with level — stripes, pips, glow, size
+ Soldier death flash + eulogy on permanent death
+ Auto-upgrade toggle shows [X] state on button
+ UI scale option — 75% to 130%
v0.9 — MAY 25 2026
+ True split screen co-op — each player has their own camera
+ Full-quality rendering on both screens — identical graphics
+ P1 audio left speaker · P2 audio right speaker
+ Split upgrade cards — P1 left half · P2 right half simultaneously
+ Assault aura boosts your damage · Scout pings minimap · Medic heals you
+ HP shown as text inside health bar (P1 and P2)
+ Screamer spawn staggered — no more frame spike on scream
+ Co-op performance — P2 draws at 30fps, shadows skipped in split pass
v0.8 — MAY 25 2026
+ Zombie collision fully fixed — no more stacking/overlap
+ Performance pass — smoother late-game with large hordes
+ Turret tile lookups cached O(1) — eliminates lag spikes
+ Particle, blood & float text caps tightened
+ Dead zombie bulk-cleanup instead of per-frame splice
+ Bug report button in main menu, pause screen & game over
v0.7 — MAY 25 2026
+ Pause menu fully working with options inline
+ ESC closes any open menu screen
+ Skill tree rebuilt — HTML-based, camera follow
+ WASD navigation in skill tree, SPACE to unlock
+ Responsive scaling across all screen sizes
+ Changelog and options moved to dedicated screens
+ Daily challenge modifiers fully working
+ Performance improvements — blood, particles, shadows
v0.6 — MAY 24 2026
+ Options menu — blood, particles, shadows, FPS, sound
+ Options accessible in ESC pause menu in-game
+ Blood stays permanently on the ground
+ Significant performance improvements
+ Daily challenge modifiers fully working
+ Daily win screen with continue option
+ Online co-op lobby redesigned as full screen
v0.5 — MAY 24 2026
+ Daily challenges with survive timer goal
+ Professional main menu redesign
+ Veteran roster saved between runs
+ Online co-op guest now renders host state
+ Zoom lock on website
v0.4 — MAY 23 2026
+ Gold drops from zombies
+ Black Market shop — 9 persistent upgrades
+ Casino Mortis — 5 gambling games
+ 14 new rare mythic augments
+ Zombie collision — no stacking
v0.3 — MAY 23 2026
+ Online co-op via PeerJS
+ Skill tree with passive upgrades
+ Bounty system — named elite zombies
+ Loot crate airdrops every 2 minutes
+ Mines · Decoys · Turrets
v0.2 — MAY 22 2026
+ Local co-op split screen
+ 9 building types + 3 mega buildings
+ Squad system with 4 squads
+ Void tiles — map crumbles over time
+ Screamer · Queen · Titan · Apex zombie types
v0.1 — MAY 21 2026
+ Initial release — survive the horde
+ BFS flow field pathfinding
+ Weapon system with upgrades on level up
+ Soldier recruitment system