Active threat. Appears in long corridors or open areas. Chases relentlessly. If seen, run as fast as you can. If caught, sticks to you and lowers your candle's flame.

Stationary in confined spaces. Triggers loud sounds if approached. Avoid lingering near tight corners.

Flickering, harmless holographic projection. Briefly appears in your line of sight. No direct danger.

AI anomaly. Appears unpredictably, dims candle, accelerates fuel loss and corrupts guidance systems. Extremely dangerous — if it approaches, run immediately.