Idle Slayer
🛠️ Idle Slayer update history
Official announcements the developer posts on Steam—patches, new content, and events—sorted by date. Click a title to read the full post.
October 2026
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10/9Fri🎉 EventsPhantom Fall: Haunted Skins - Halloween Event
The mist rolls in and the Haunted Castle awakens once more. From October 22 to November 5, step into Phantom Fall and claim a massive +35% CPS bonus while you brave its cursed halls.Roy - Zombie Outfi…
August 2026
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8/8Sat🎉 EventsFree Elf Minita Arrives: +20% Souls Bonus and Sandstorm Strikes Event
A New Heroine Rises From the SandsElf Minita joins the roster for free and a desert storm is brewing.Meet Elf Minita, Your Newest Free HeroThe latest update brings a brand-new playable character to th…
March 2026
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3/8Sun🎉 EventsSt. Patrick’s Event: Luck of the Slayer
For the first time ever, St. Patrick’s Day comes to Idle Slayer.From March 10 to March 21, join the limited-time celebration and experience Luck of the Slayer, a special event set in the Hills.This up…
Source: official Steam announcements (updated every 6–24 hours). Titles and summaries are copyright of the original developers.