Yellow light

y yellow light
Difficulty	5
Attacks	Explode blind

y yellow light
Difficulty	5
Attacks	Explode blind
Base level	3
Base experience	43
Speed	15
Base AC	0
Base MR	0
Alignment	0 (neutral)
Frequency (by normal means)	Common
Genocidable	Yes
Weight	0
Nutritional value	0
Size	Small
Resistances	Fire, Cold, Shock, Disintegration, Sleep, Poison, Acid, Stoning
Resistances conveyed	None
A yellow light: can fly. can flow under doors. does not breathe. cannot pick up items. has no eyes. has no limbs. has no head. is mindless. does not have a solid form. does not eat. (*) is neither male nor female. is normally generated hostile. can be seen through infravision. never leaves a corpse.
Reference	monst.c#line1037

A yellow light will explode and blind you when adjacent, causing no other damage. The blindness will last for 10d20 turns.

Strategy

The best course of action is to put on a blindfold or towel and wait for it to explode, or to have a blindness cure ready.

Encyclopedia entry

Strange creatures formed from energy rather than matter,
lights are given to self-destructive behavior when battling
foes.