Medium elemental, -
Armor Class 11 + the level of the spell (natural armor)
Hit Points 50 + 10 for each spell level above 4th
Speed 40 ft.; burrow 40 ft. (Earth only); fly 40 ft. (hover) (Air only); swim 40 ft. (Water only)
STR
18 (+4)
DEX
15 (+2)
CON
17 (+3)
INT
4 (-3)
WIS
10 (+0)
CHA
16 (+3)
Damage Resistances acid (Water only); lightning and thunder (Air only); piercing and slashing (Earth only)
Damage Immunities poison; fire (Fire only)
Condition Immunities exhaustion, paralyzed, petrified, poisoned, unconscious
Senses darkvision 60 ft., passive Perception 10
Languages Primordial, understands the languages you speak
Challenge -
Proficiency Bonus equals your bonus
Amorphous Form (Air, Fire, and Water Only). The elemental can move through a space as narrow as 1 inch wide without squeezing.
Actions
Multiattack. The elemental makes a number of attacks equal to half this spell's level (rounded down).
Slam. Melee Weapon Attack: your spell attack modifier to hit, reach 5 ft., one target. Hit: 1d10 + 4 + the spell's level bludgeoning damage (Air, Earth, and Water only) or fire damage (Fire only).