Ogre

Ogre Large giant, chaotic evil 2 450 xp

Armor class 11 (hide armor)
Hit points 59 (7d10+21)
Speed 40 ft.

STR19 (+4)
DEX8 (-1)
CON16 (+3)
INT5 (-3)
WIS7 (-2)
CHA7 (-2)

Senses: darkvision 60 ft., passive Perception 8

Languages: Common, Giant

Challenge:2 (450 xp)

Actions

Greatclub. Melee Weapon Attack:+6 to hit, reach 5 ft., one target.
Hit:13 (2d8 + 4) bludgeoning damage.
Javelin. Melee or Ranged Weapon Attack:+6 to hit, reach 5 ft. or range 30/120 ft., one target.
Hit:11 (2d6 + 4) piercing damage.

Skeleton

Skeleton Medium undead, lawful evil 1/4 50 xp

Armor class 13 (armor scraps)
Hit points 13 (2d8+4)
Speed 30 ft.

STR10 (0)
DEX14 (+2)
CON15 (+2)
INT6 (-2)
WIS8 (-1)
CHA5 (-3)

Damage Immunities: poison

Condition Immunities: exhaustion, poisoned

Senses: darkvision 60 ft., passive Perception 9

Languages: understands all languages it knew in life but can't speak

Challenge: 1/4 (50 xp)

Damage Vulnerabilities: bludgeoning

Actions

Shortsword. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 5 (1d6 + 2) piercing damage.

Shortbow. Ranged Weapon Attack: +4 to hit, range 80/320 ft ., one target. Hit: 5 (1d6 + 2) piercing damage.

Wererat

Wererat Medium humanoid (shape changer), lawful evil 2 450 xp

Armor class 12
Hit points 33 (6d8+6)
Speed 30 ft.

STR10 (0)
DEX15 (+2)
CON12 (+1)
INT11 (0)
WIS10 (0)
CHA8 (-1)

Skills: Perception +2, Stealth +4

Damage Immunities: bludgeoning, piercing, and slashing damage from nonmagical weapons that aren't silvered

Senses: darkvision 60 ft. (rat form only), passive perception 12

Languages: Common (can't speak in rat form)

Challenge:2 (450 xp)

Shapechanger. The wererat can use its action to polymorph
into a rat-humanoid hybrid or into a giant rat, or back into its
true form, which is humanoid. Its statistics, other than its
size, are the same in each form. Any equipment it is wearing or carrying isn't transformed. It reverts to its true form if it dies.

Keen Smell. The were rat has advantage on Wisdom
(Perception) checks that rely on smell.,,

Actions

Multiattack (Humanoid or Hybrid Form Only). The were rat
makes two attacks, only one of which can be a bite.

Bite (Rat or Hybrid Form Only). Melee Weapon Attack:
+4 to hit, reach 5 ft., one target. Hit: 4 (1 d4 + 2) piercing
damage. If the target is a humanoid, it must succeed on a
DC 11 Constitution saving throw or be cursed with were rat
lycanthropy.

Shortsword (Humanoid or Hybrid Form Only). Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 5 (1d6 + 2) piercing damage.

Hand Crossbow (Humanoid or Hybrid Form Only). Ranged
Weapon Attack: +4 to hit, range 30/120 ft., one target. Hit: 5 (1d6 + 2) piercing damage.

Yuan-ti Pureblood

Yuan-ti Pureblood Medium humanoid (yuan-ti), neutral evil 1 200 xp

Armor class 11
Hit points 40 (9d8)
Speed 30 ft.

STR11 (0)
DEX12 (+1)
CON11 (0)
INT13 (+1)
WIS12 (+1)
CHA14 (+2)

Skills: Deception +6, Perception +3, Stealth +3

Damage Immunities: poison

Condition Immunities: poisoned

Senses: darkvision 60 ft., passive Perception 13

Languages: Abyssal, Common, Draconic

Challenge:1 (200 xp)

Innate Spellcasting.The yuan-ti's spellcasting ability is Charisma (spell save DC 12). The yuan-ti can innately cast the following spells, requiring no material components:
At will: animal friendship (snakes only)
3/day each: poison spray, suggestion
Magic Resistance.The yuan-ti has advantage on saving throws against spells and other magical effects.,

Actions

Multiattack.The yuan-ti makes two melee attacks.
Scimitar. Melee Weapon Attack:+3 to hit, reach 5 ft., one target.
Hit:4 (1d6 + 1) slashing damage.
Shortbow. Ranged Weapon Attack:+3 to hit, range 80/320 ft., one target.
Hit:4 (1d6 + 1) piercing damage plus 7 (2d6) poison damage.