Traits
Undead Fortitude: If the damage would be reduced the zombie monster to 0 hit points and it must make a constitution saving throw by a DC of 5+the damage taken, unless until the damage is radiant or else from the critical hit. So, on a success, the zombie would drop to 1 hit point instead.
Actions
Morningstar: Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 13 (2d8 + 4) bludgeoning damage.
Attributes Of Ogre Zombie Monster
| AC | 8 | 
| Alignment | 
 Neutral Evil 
 | 
| CHA | 5 | 
| CON | 18 | 
| 
 Challenge Rating 
 | 
2 | 
| 
 Condition Immunities 
 | 
Poisoned | 
| DEX | 6 | 
| HP | 
 85 (9d10+36) 
 | 
| INT | 3 | 
| Immunities | Poison | 
| Languages | 
 Understands Common And Giant But Can’t Speak 
 | 
| 
 Passive Perception 
 | 
8 | 
| 
 Roll 0 
 | 
 Morningstar 1d20 + 6 2d8+4 
 | 
| STR | 19 | 
| 
 Saving Throws 
 | 
 Wis +0 
 | 
| Senses | 
 Darkvision 60 Ft. 
 | 
| Size | Large | 
| Speed | 
 30 ft. 
 | 
| Type | undead | 
| WIS | 6 | 
check out the Blink dog 5e monster