Bone Naga

Large undead, lawful evil
Armor Class 15 (natural armor)
Hit Points 58 (9d10 + 9)
Speed 30 ft.
STR
15 (+2)
DEX
16 (+3)
CON
12 (+1)
INT
15 (+2)
WIS
15 (+2)
CHA
16 (+3)
Damage Immunities poison
Condition Immunities charmed, exhaustion, paralyzed, poisoned
Senses darkvision 60 ft., passive Perception 12
Languages Common plus one other language
Challenge 4 (1100 XP)
Spellcasting.
ACTIONS
Bite.

This full creature's stat block is not available (not OGL).

Monster Manual
Bone Naga