Blighted

Undead Fortitude. If damage reduces the Blighted to 0 hit points, it must make a Constitution saving throw with a DC of 5 + the damage taken, unless the damage is radiant or from a critical hit. On a success, the zombie drops to 1 hit point instead.

Blight Plague. If the damage dealt by a Blighted reduces a creature to 0 hit points, that creature must make a DC 10 Constitution saving throw to avoid becoming plagued with the Blight Plague: A creature afflicted with the Blight Plague must make a DC 16 Constitution saving throw every 12 hours to avoid being infected. After 3 consecutive failures, roll a d6. on a 1 the afflicted creature becomes Plague Spreader, on a 2-6 the afflicted creature becomes a blighted.

Slam. Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 4 (1d6 + 3) bludgeoning damage.

Bile Spit(Recharge 6). The Blighted spits acidic bile in a line that is 20 feet long and 5 feet wide. Each creature in that line must make a DC 12 Dexterity saving throw, taking 6 (2d6) acid damage on a failed save, or half as much damage on a successful one.