Ghast

Constitution Saving Throw: DC 10, any creature that starts its turn in a 5-foot Emanation originating from the ghast. Failure: The target has the Poisoned condition until the start of its next turn. Success: The target is immune to this ghast's Stench for 24 hours.

Melee Attack Roll: +5, reach 5 ft. Hit: 7 (1d8 + 3) Piercing damage plus 9 (2d8) Necrotic damage.

Melee Attack Roll: +5, reach 5 ft. Hit: 10 (2d6 + 3) Slashing damage. If the target is a non-Undead creature, it is subjected to the following effect. Constitution Saving Throw: DC 10. Failure: The target has the Paralyzed condition until the end of its next turn.