Bugs & Museum Guide
Fields of Mistria Hidden Beetle Guide
A rare Ruins insect. This camouflaging beetle is hard to notice among the rubble.
📊 Hidden Beetle Overview
| Category | Mine bug |
| Location | The Ancient Ruins · Floors 81-99 |
| Spawn Condition | Standard bug spawn |
| Seasons | All |
| Weather | Any |
| Time | 6 AM - 2 AM |
| Rarity | Rare |
| Sell Price | 90t |
| Museum | Yes — Ruins |
| Used In | No crafting uses listed |
📍 Where to Catch Hidden Beetle
Hidden Beetle appears in The Ancient Ruins · Floors 81-99 during All in Any weather, from 6 AM - 2 AM.
Catch it with a Bug Net.
🏛️ Museum Donation
Yes — donate one Hidden Beetle to the Ruins set.
🔗 Related Bug Guides
🔎 Sources & Version
Game version: 1.0 · Last updated: 2026-08-13