Bloodvein Screamer

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Large Plant, Neutral Evil

Armor Class 15 (natural armor)

Hit Points 95 (10d10+40)

Speed 20 ft. climb 20 ft.

STR 16 (+3)

DEX 12 (+1)

CON 18 (+4)

INT 3 (-4)

WIS 12 (+1)

CHA 4 (-3)

Saving Throws Con +6, Wis +3

Skills Stealth +2, Perception +4

Damage Vulnerabilities fire

Senses darkvision 60 ft., passive Perception 14

Languages —

Challenge 4 (1,100 XP) Proficiency Bonus +2

Scream of Blood. Whenever the Bloodvein Screamer is dealt slashing or piercing damage, it erupts with a bone-chilling scream in a 30-foot radius. Each creature in that area must succeed on a DC 13 Wisdom saving throw or be frightened for 1 round and take 2d6 psychic damage on a failed save.

Actions

Blood Drain. Melee weapon Attack: +7 to hit, reach 5 ft., one target. Hit: 10 (2d6+3) necrotic damage. The vine sinks its needle-like thorns into a living target and drains blood, dealing necrotic damage.

Vine Lash. Melee weapon Attack: +7 to hit, reach 10 ft., one target. Hit: 7 (1d8+3) bludgeoning damage. A lash of vine sweeps at a foe with a sweeping 10-foot reach.

Environment Forest

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Lore & Description

Appearance

A sinewy mass of living crimson vines sprawls across the forest floor and climbs up trees. The vines glow faintly with a sickly red sap, and mouth-like knots ripple along their length, exposing jagged tooth-like thorns. When cut, the vines erupt in a blood-curdling scream that shakes leaves and chills the marrow, drawing in scavengers and warning other predators to feast on vulnerability.

Behavior & Origins

Bloodvein Screamer are ancient sentinels of blood-rich groves. They coil around fallen hunters and wounded creatures, feeding on life-force through slow, draining bursts that leave their victims pale and weak. Their screams attract other predators, turning a single ambush into a chorus of hungry eyes. Legends say these vines were born from the sorrow of a wilting forest, cursed to drink life and spew despair from every wound.

Monster Image

Generation Info

Original prompt:
"A blood-drinking vine that screams when cut."

Created: Feb 2, 2026
Modified: May 30, 2026