Nephilim

Nephilim CR: 15

Huge giant, any good

Armor Class: 15 (natural armour)

Hit Points: 230 20d12+100

Speed: 40 ft , can hover

STR

26 +8

DEX

15 +2

CON

20 +5

INT

13 +1

WIS

13 +1

CHA

15 +2

Senses: passive Perception 14

Languages: Celestial, Giant, Common

Challenge Rating: 15

Magic Resistance. The Nephilim has advantage on saving throws against spells and other magical effects.

Actions

Multiattack. The Nephilim makes two melee attacks.
Greatsword. Melee Weapon Attack +10 to hit, range 10 ft, one target. Hit 22 4d6+8 slashing damage plus 12  3d6+2 radiant damage.

The products of angels and human women, the Nephilim are powerful giants with primarily peaceful goals.

Suggested Environments

Primarily the Middle East.