Cordyceps Behemoth

large aberration (fungal), neutral evil

Challenge 7.0 (2,900 XP)

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STR
20 (+5)
DEX
12 (+1)
CON
20 (+5)
INT
2 (-4)
WIS
10
CHA
1 (-5)

Proficiencies & Senses

Saving Throws Constitution, Strength
Skills
Athletics +8, Perception +2, Intimidation +5
Senses
darkvision 60 ft.
Fungal Sense 30 ft. (Can sense living creatures within 30 feet as long as they are in contact with the ground.)
passive Perception 12

Characteristics

Damage Vulnerabilities
Damage Resistances
Poison, Fire
Damage Immunities
Acid
Condition Immunities
Blinded, Charmed, Deafened, Frightened, Paralyzed, Petrified
Languages Undercommon

Traits

Fungal Regeneration

The Cordyceps Behemoth regains 10 hit points at the start of its turn if it has at least 1 hit point.

Living Spores

Creatures that start their turn within 10 feet of the Cordyceps Behemoth must succeed on a DC 15 Constitution saving throw or become poisoned for 1 minute.

Actions

Acid Bomb

The Cordyceps Behemoth launches a glob of corrosive acid at a target within 60 feet. The target must make a DC 16 Dexterity saving throw, taking 36 (8d8) acid damage on a failed save, or half as much damage on a successful one. The acid damages the area in a 10-foot radius and lasts for 1 minute, dealing 5 (1d10) acid damage at the start of each turn to any creature that starts its turn in the area.

Combat Behavior

Tactics


• Ambush from the shadows using Acid Bomb from a distance.
• Surround enemies with Living Spores to incapacitate them.
• Retreat when heavily wounded but aim to regenerate.

Combat Style

Ranged attacker that relies on area control and poison.

Morale

The Cordyceps Behemoth fights to the death when threatened, especially if it is defending its territory; however, if faced with overwhelming odds, it will seek an opportunity to retreat and heal.

Monster Description

The Cordyceps Behemoth is a terrifying amalgamation of fungal growths and predatory instincts. Towering at over 12 feet in height, its body is a grotesque blend of human-like features and fungal protrusions. Its skin is a mix of greens and browns, covered in sporadic patches of white and grey mold that exudes a potent noxious aroma. This creature thrives in dark, damp environments where it preys on unsuspecting humans and smaller creatures, using its Acid Bomb ability to incapacitate foes before consuming them. The spores it releases are not only a means of offense but also a way to infect others, spreading a form of mind-controlling fungus. The mere sight of a Cordyceps Behemoth instills fear in the hearts of adventurers, particularly those who have heard tales of entire explorations lost to this monstrous entity.

Monster behavior

Cordyceps Behemoths exhibit aggressive behavior and will fiercely defend their territory. They often hide in wait beneath the foliage, waiting for unsuspecting victims to wander too close. When they detect prey, the Behemoth will initially attempt to use its Acid Bomb from a distance to soften them up before moving in for the kill. The creature is known to be particularly intelligent for its type, employing cunning tactics and ambush strategies. When threatened, it will resort to using Living Spores to poison foes, retreating only when severely wounded and seeking to heal through regeneration. They often travel alone or in pairs, hunting in the shadows and utilizing their environment to strike fear into the hearts of intruders.

Ecology

In the ecosystem, Cordyceps Behemoths play the role of apex predators within their habitats. These creatures consume everything from large animals to unprepared adventurers, hence keeping the populations of their prey in check. The spores and fungi they release can infect creatures, contributing to a cycle of life and death that shapes the environmental balance around them. Their presence indicates a robust and thriving biosystem, albeit one that is dangerous to navigate. Despite their threat level, their unique biology is of great interest to researchers studying the potential benefits of fungal properties, although few have returned to impart their findings.

History

Legends tell of a once-benevolent spirit of nature that became corrupted by an arcane plague, transforming it into the Cordyceps Behemoth. This being, once a guardian of the forest, now seeks revenge on humanity for the intrusions upon its sacred land. Over time, stories of encounters with the Behemoth spread across civilizations, becoming folklore that is both feared and revered. Many adventurers seek its spores for potential uses in magical potions, but the price they pay is often their lives. It is said that those who acquire the spores become imbued with temporary powers, but the risk of becoming a target for the Behemoth’s vengeance is an ever-present danger. As such, the Cordyceps Behemoth remains a creature of legend and terror, frequently hunted but seldom caught.

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