v1.0 · Build Nov 4, 2026 · Castle cap 300 · 9 Hero slots + 1 Captain
All 14 Official Steam Announcements, Post-Launch Patches, and Save Carryover
Inspect all 14 official Steam announcements and patch logs for Legend of Defenders (AppID 4740930), captured directly from the Steam Web API news feed from the August 14, 2026 Playtest launch through the October Next Fest Demo and the November 2–4, 2026 v1.0 release patches.
Use the build phase selector above to filter between Release v1.0 post-launch patches, Pre-Launch feature spotlights, October Demo updates, and August–September Playtest logs. Every entry links directly to its first-party Steam announcement (GID).
| Date & Phase | Update Title & Type | Headline Summary | Detailed Key Changes | Steam Source |
|---|---|---|---|---|
| 2026-11-04 Release v1.0 | Experience Optimizations & Bug Fixes Post-Launch Patch | Added one-click Star-Up, a 6-hour Mythic equipment reward, higher Diamond Mine & Solar Turret yields, Orc Miner Lv. 1 Treasure Realm unlock, and Demon Lord Tower Gold idle income. | Added one-click Star-Up to raise the star level of all characters at once. | Added a 6-hour play reward granting Mythic equipment. | Increased Diamond Mine yield and moved Treasure Realm appearance chance to Orc Miner Lv. 1; Mining skill no longer applies to Diamond Mines. | Increased Solar Turret Diamond output and added Gold idle income to Demon Lord Towers. | Merged Castle Attribute and DLC skin panels. | Fixed Forger Rend/Poison triggers in Turrets, Captain attack stalls, weapon attribute collection saves, and Talent Summon Count display. | Official Steam Post (479931) |
| 2026-11-03 Release v1.0 | Update Out Now | Thank You for Your Support! Post-Launch Patch | Celebrated 15,000+ copies sold in 24 hours; added Ultimate alert sound toggle, rebalanced Treasure prices, and fixed Rift Boss, Demon Lord Tower, and Zeus HP bar bugs. | Surpassed 15,000 copies sold within the first 24 hours of Steam launch. | Lowered Ultimate alert volume and added an Ultimate alert sound toggle. | Adjusted Treasure prices, optimized sorting logic, and auto-expanded completed short-term missions. | Fixed abnormal battle states in Rift Boss and Demon Lord Tower auto-consecutive runs. | Fixed hidden HP bar on Captain Zeus and Monster Horn cooldown sync with shortened Rift Boss timers. | Official Steam Post (251525) |
| 2026-11-02 Release v1.0 | Day 1 Hotfix Hotfix | Day 1 Hotfix resolving Steam Deck saves, Thunder/Poison Demon Lord tower placement, Rift boss victory text, Shop bulk-buy UI, and Demon Lord Tower Floor 1 difficulty. | Fixed Shop bulk-purchase OK button visibility and large-number price display. | Restored proper placement for Thunder Demon Lord and Poison Demon Lord towers. | Corrected Rift boss names across languages so defeating Fallen Angel no longer displays Cyclops. | Added localized descriptions for Ice Captain Frost Hammer Shock. | Fixed Steam Deck save persistence and lowered Demon Lord Tower Floor 1 difficulty. | Official Steam Post (248853) |
| 2026-11-02 Release v1.0 | Lead Your Defenders Against the Hordes! Full Launch | Official Steam v1.0 launch with full Demo save carryover, free Halloween Castle Skin DLC, and optional Supporter Pack bundle. | Full single-player Steam release with zero microtransactions. | Released free Halloween Castle Skin DLC (App 5471750). | Released Supporter Pack bundle featuring Holy Light castle skin, Witch Hand recruitment skin, 200 Diamonds, and starting hero Mag Ranger. | Confirmed automatic carryover of October Demo save files. | Official Steam Post (247473) |
| 2026-10-31 Pre-Launch | Stuck on a Wave? No Worries! Farm Bosses in the Rift and Forge Epic Gear! Feature Spotlight | Detailed the mid-game progression loop when wave progression stalls: Rift Gate boss farming, Blacksmith forging, and Black Market loot boxes. | Confirmed official launch timing (November 2, 2026 at 1:00 AM PST). | Outlined the core unstuck loop: farm Rift Gate bosses for equipment, enhance/enchant/reroll at the Blacksmith, and open Black Market blind boxes. | Reconfirmed that Demo equipment rolls carry directly into the launch build. | Official Steam Post (241615) |
| 2026-10-30 Pre-Launch | Fortune Favors the Bold: Buff the Monsters?! Feature Spotlight | Showcased elemental synergy between Cryomancer and Fire Tree Turret alongside the high-risk, high-reward Solar Turret. | Demonstrated pairing Cryomancer (Ice/Fire Resistance shred) with Fire Tree Turret (team Fire damage conversion). | Detailed Solar Turret mechanics: buffs incoming monster Attack and HP in exchange for higher Coin and EXP drops. | Official Steam Post (237730) |
| 2026-10-29 Pre-Launch | Build Your Dream Team, Forget Perfect Placement! Feature Spotlight | Highlighted slot-based team composition over pixel-precise tower placement. | Confirmed fixed slot deployment so defenders never lose range due to tile placement errors. | Emphasized elemental and role synergy across Heroes, Captains, Turrets, and Cannons. | Official Steam Post (233998) |
| 2026-10-28 Pre-Launch | A Slacking-Friendly Tower Defense You Can Hide With One Click Feature Spotlight | Introduced desktop-friendly idle features including full Auto Battle and the one-click Boss Key stealth mode. | Auto Battle automates attacks and active skills across Heroes, Turrets, and Cannons. | Boss Key hides both the game window and the Windows taskbar icon with one press. | Official Steam Post (230155) |
| 2026-10-17 October Demo | Demo Update Live | Release Date Announced! Demo Update | Major October Demo update adding Cryomancer, Bog Demon, Solar Turret, Peak Training, Castle Lv. 300 cap, and separated Attribute vs. regular Damage multipliers. | Added Heroes Cryomancer and Bog Demon plus the Solar Turret. | Unlocked 2 Peak Training upgrades, 2 new Treasures, 6 Equipment Skills, and a new Boss Dungeon. | Raised Castle level cap to 300 and separated Attribute Damage from regular Damage multipliers. | Failed Boss challenges no longer consume tickets; Ember Mage hits airborne targets; Shaman 9-Star passive guarantees minimum healing. | Official Steam Post (683605) |
| 2026-10-02 October Demo | Demo Version Update | Bug Fixes Hotfix | Post-Demo hotfix smoothing Captain unlock tutorials, fixing Dragon Gun and Stinger DPS readouts, and stabilizing offline Mine production. | Added two tutorial guides so players receive a Captain immediately upon unlocking the Captain slot. | Corrected basic attack ranges, Dragon Gun DPS attribution, and Stinger DPS attribution. | Adjusted monster HP scaling past Wave 2,000 and fixed Training Grounds speed and offline Mine output. | Official Steam Post (384872) |
| 2026-10-01 October Demo | New Heroes, New Features, and a New Boss Demo Launch | Launched the public Steam Demo with 5 new Heroes, Captain deployment (Sun God & Toxic Blood), Heavy Gun, Fire Tree, Black Market, and Rift boss Fairy Dragon. | Added 5 Heroes: Pyromaniac, Flame Aide, Time Bard, Drum Cats, and Toxmaster. | Unlocked Captain deployment with Sun God (Fire) and Toxic Blood (Poison). | Added Heavy Gun and Fire Tree turrets, 6 named Treasures, Black Market blind boxes, and second Rift boss Fairy Dragon. | Official Steam Post (379493) |
| 2026-09-14 Playtest | The Blacksmith Is Now Open! Playtest Update | Introduced the Blacksmith system (enhance, enchant, reforge), shifted primary Diamond income to the Mine, and added Wave 1,000+ Monster Boosts. | Opened the Blacksmith for equipment enhancing, enchanting, and substat reforging. | Shifted primary Diamond acquisition to the Mine. | Added Monster Boost difficulty spikes at Main Stages 1,000, 2,000, 3,000, and beyond. | Added Rift Auto-Dismantle, Auto Battle skill toggle, draw skip, and Hold Alt skill details. | Official Steam Post (701382) |
| 2026-08-17 Playtest | Playtest Update | Castle Level Cap Raised to Lv. 150 Playtest Update | Raised Castle level cap from 70 to 150, expanded deployment to 9 simultaneous Heroes, and enabled Auto Battle inside Rift Raids. | Raised Castle level cap from Lv. 70 to Lv. 150 and unlocked up to 9 simultaneous Hero deployment slots. | Added Auto-Battle / Idle mode support to Rift Raid encounters. | Fixed Red Dragon drop rates and refined skill/attribute descriptions. | Official Steam Post (785560) |
| 2026-08-14 Playtest | Play Now and Wishlist! Playtest Update | First public Steam Playtest featuring 9 elemental Heroes, 4 Turrets, 2 Cannons, Talent Trees, and uncapped Hero levels. | Launched initial Steam Playtest with 9 Heroes, 4 elemental Turrets, and 2 Cannons. | Introduced Talent Trees and uncapped Hero leveling. | Official Steam Post (778457) |
Understanding which systems changed between the August Playtest, the October Demo (AppID 4747520), and the November v1.0 Full Release (AppID 4740930) prevents outdated build decisions.
Confirmed in both the October 31 feature spotlight and the November 2 launch announcement, all hero rosters, Castle levels, Mine upgrades, and Blacksmith equipment substat rolls from the October Steam Demo transfer automatically into the full v1.0 release.
The November 2 Day 1 Hotfix resolved a Steam Deck save persistence issue, restored Thunder and Poison Demon Lord tower placement, and fixed the Fallen Angel vs. Cyclops defeat text. Subsequent patches on November 3 and November 4 added one-click Star-Up, the 6-hour Mythic gear reward, and Demon Lord Tower passive Gold income.
| Build Phase | Date Window | Castle & Roster Cap | Key Economy & Combat Milestones Introduced |
|---|---|---|---|
| August–September Playtest | Aug 14 – Sept 14, 2026 | Castle Lv. 70 → Lv. 150 (9 Hero Slots) | Launched with 9 Heroes, 4 Turrets, 2 Cannons; opened Blacksmith (Sept 14), shifted Diamonds to Mine, and added Wave 1,000+ Monster Boosts. |
| October Steam Demo | Oct 1 – Oct 31, 2026 | Castle Lv. 300 Cap & Peak Training | Added Captains (Sun God, Toxic Blood), Cryomancer, Bog Demon, Solar Turret, Fire Tree, Heavy Gun, Black Market, Fairy Dragon, and separated Attribute Damage multiplier. |
| Release v1.0 & Hotfixes | Nov 2 – Nov 4, 2026 | 49 Units/Bosses · 153 Steam Achievements | 15,000+ copies sold in 24h; added one-click Star-Up, 6-hour Mythic gear reward, Orc Miner Lv. 1 Treasure Realm, and Demon Lord Tower idle Gold. |
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