Green Slaad

Large aberration (Shapechanger), chaotic neutral
Armor Class 16 (natural armor)
Hit Points 127 (15d10 + 45)
Speed 30 ft.
STR
18 (+4)
DEX
15 (+2)
CON
16 (+3)
INT
11 (+0)
WIS
8 (-1)
CHA
12 (+1)
Skills Arcana +3, Perception +2
Damage Resistances acid, cold, fire, lightning, thunder
Senses blindsight 30 ft., darkvision 60 ft., passive Perception 12
Languages Slaad, telepathy 60 ft.
Challenge 8 (3900 XP)
Shapechanger.
Innate Spellcasting.
Magic Resistance.
Regeneration.
Actions
Multiattack.
Bite (Slaad Form Only).
Claw (Slaad Form Only).
Staff.
Hurl Flame.

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

Monster Manual
Green Slaad