Skip to content

Yellow MouldπŸ”—

Deadly fungus that covers walls, ceilings, and other surfaces.


Armor Class No hit roll required
Hit Dice 2* (9hp)
Attacks 1 Γ— spores (1d6 + choking)
THAC0 18 [+1]
Movement 0’ (0’)
Saving Throws D12 W13 P14 B15 S16 (2)
Morale 12
Alignment Neutral
XP 25
Number Appearing 1d8 (1d4)
Treasure Type None

  • Area: Every 10 square feet (e.g., 2’ Γ— 5’) covered in yellow mold is treated as one β€œindividual”. (A 10’ Γ— 10’ area would consist of 10 individual molds.)
  • Immunity: Unharmed by all attacks but fire (a burning torch does 1d4 damage).
  • Spore cloud: 50% chance of attacking if touched (or damaged): releases a cloud of spores affecting all within a 10’ cube area.
  • Choking: Save versus death or die within 6 rounds.
  • Erosion: Wood or leather in contact with the mold will be eaten away.