Like any script, it is not 100% "undisectable." While it has anti-cheat bypasses, using high-velocity "Teleports" or obvious "Kill All" features will get you reported by other players and eventually banned by Roblox’s Byfron (Hyperion) system.
Eclipse shines in its Auto-Coin collection. It moves smoothly enough to avoid most instant-detection flags, allowing you to rack up coins for crates while AFK. Roblox Script - Murder Mystery 2 | Eclipse Hub ...
The ESP (Extra Sensory Perception) is clean. It clearly labels the Murderer, Sheriff, and dropped guns, and even shows "Tracing Lines" so you can see exactly where players are through walls. Like any script, it is not 100% "undisectable