Gulthias, Vampire Tree Spawn Medium Undead, Neutral Evil 5 1,800 xp

Armor class 15 (Natural Armor)
Hit points 60
Speed 15

STR 16 (+3)
DEX 16 (+3)
CON 16 (+3)
INT 11 (0)
WIS 10 (0)
CHA 12 (+1)

Save Throws: DEX +6, WIS +3

Skills: Perception +3, Stealth +6

Damage Resistances: Necrotic, Bludgeoning, Piercing, and Slashing from Nonmagical Attacks

Senses: Darkvision 60 ft., Passive Perception 13

Languages: Common, Draconic, Elvish

Challenge: 5 (1,800 xp)

Spider Climb. The vampire can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check.

Regeneration. The vampire regains 10 hit points at the start of its turn if it has at least 1 hit point and isn't in sunlight or running water. If the vampire takes radiant damage or damage from holy water, this trait doesn't function at the start of the vampire's next turn.

Actions

Multiattack. The vampire makes two attacks, only one of which can be a bite attack.

Claws. Melee Weapon Attack: +6 to hit, reach 5 ft., one creature. Hit: 8 (2d4 + 3) slashing damage. Instead of dealing damage, the vampire can grapple the target (escape DC 13).

Bite. Melee Weapon Attack: +6 to hit, reach 5 ft., one willing creature, or a creature that is grappled by the vampire, incapacitated, or restrained. Hit: 6 (1d6 + 3) piercing damage plus 7 (2d6) necrotic damage. The target's hit point maximum is reduced by an amount equal to the necrotic damage taken, and the vampire regains hit points equal to that amount. The reduction lasts until the target finishes a long rest. The target dies if this effect reduces its hit point maximum to 0.

Legendary Actions

Vampire Weaknesses. The vampire has the following flaws:

Forbiddance. The vampire can't enter a residence without an invitation from one of the occupants.

Harmed by Running Water. The vampire takes 20 acid damage when it ends its turn in running water.

Stake to the Heart. The vampire is destroyed if a piercing weapon made of wood is driven into its heart while it is incapacitated in its resting place.

Sunlight Hypersensitivity. The vampire takes 20 radiant damage when it starts its turn in sunlight. While in sunlight, it has disadvantage on attack rolls and ability checks.

Vine Blight Medium Plant, Neutral Evil 1/2 100 xp

Armor class 12 (Natural Armor)
Hit points 26
Speed 10

STR 15 (+2)
DEX 8 (-1)
CON 14 (+2)
INT 5 (-3)
WIS 10 (0)
CHA 3 (-4)

Skills: Stealth +3

Condition Immunities: Blinded, Deafened

Senses: blindsight 60 ft. (blind beyond this radius), passive Perception 10

Languages: understands Common but can’t speak

Challenge: 1/2 (100 xp)

False Appearance. While the blight remains motionless, it is indistinguishable from a tangle of vines.

Actions

Constrict. reach 10ft, (2d6 + 2), and a Large or smaller target is grappled (escape DC 12). Until this grapple ends, the target is restrained, and the blight can’t constrict another target.

Entangling Plants. (Recharge 5-6). Grasping roots sprout in a 15-foot radius centered on the blight, withering away after 1 minute. For the duration, that area is difficult terrain for non-plant creatures. In addition, each creature of in the area makes a DC 12 STR save or iss restrained . A creature can use its action to repeat the save.

Twig Blight Small Plant, Neutral Evil 1/8 25 xp

Armor class 13 (Natural Armor)
Hit points 4
Speed 20 ft

STR 6 (-2)
DEX 13 (+1)
CON 12 (+1)
INT 4 (-3)
WIS 8 (-1)
CHA 3 (-4)

Skills: Stealth +3

Condition Immunities: Blinded, Deafened

Senses: Blindsight 60 ft. (blind beyond this radius), Passive Perception 9

Languages: Common, understands but can’t speak

Challenge: 1/8 (25 xp)

False Appearance. While the blight remains motionless, it is indistinguishable from a dead shrub.

Damage Vulnerabilities: Fire

Actions

Claws. Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 3 (1d4 + 1) piercing damage.