Vampire Spawn

Melee Weapon Attack: +6 to hit, reach 5 ft., one willing creature, or a creature that is grappled by the vampire, incapacitated, or restrained. Hit: 6 (1d6 + 3) piercing damage plus 7 (2d6) necrotic damage. The target’s hit point maximum is reduced by an amount equal to the necrotic damage taken, and the vampire regains hit points equal to that amount. The reduction lasts until the target finishes a long rest. The target dies if this effect reduces its hit point maximum to 0.

Constitution Saving Throw: DC 14, one creature within 5 feet that is willing or that has the Grappled, Incapacitated, or Restrained condition. Failure: 5 (1d4 + 3) Piercing damage plus 10 (3d6) Necrotic damage. The target’s Hit Point maximum decreases by an amount equal to the Necrotic damage taken, and the vampire regains Hit Points equal to that amount.

The vampire makes two attacks, only one of which can be a bite attack.

The vampire makes two Claw attacks and uses Bite.

The vampire can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check.

The vampire can climb difficult surfaces, including along ceilings, without needing to make an ability check.