Back to Season 4: Evernight Isle

Lighthouse & Electricity Guide

Season Mechanic · 2026-03-24

The Lighthouse Is Your Lifeline

If Season 2 had the Furnace and Season 3 had the Curse Research Lab, Season 4 has the Lighthouse. It is the single most important system in Evernight Isle, and everything your alliance does either supports or depends on it.

The Lighthouse dispels darkness in a radius around your base and grants the Light Buff to all allied units within that radius. Without it, you are operating under crippling penalties that make every aspect of gameplay harder. This is not a nice-to-have — it is survival.

Think of It Like the Furnace

If you played Season 2, treat the Lighthouse with the same urgency as the High-Heat Furnace. Letting it go dark is the Season 4 equivalent of dropping below -20C. You lose the ability to function. Your troops are slower, your resources are gutted, and the zombies around you are stronger. There is no "I will deal with it later." You deal with it now or you fall behind permanently.

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