Chupacabra

Light Sensitivity. While in Bright Light, the chupacabra has Disadvantage on ability checks and attack rolls.

Multiattack. The chupacabra makes one Pounce attack and one Bite attack.

Pounce. Melee Attack Roll: +5, reach 5 ft. Hit: 10 (2d6 + 3) Slashing damage. If the target is a Large or smaller creature, it has the Prone condition.

Bite. Melee Attack Roll: +5, reach 5 ft. Hit: 7 (1d8 + 3) Piercing damage, and the target has the Charmed until the end of the chupacabra's next turn. While Charmed, the target's Speed is 0.

Drain Blood. Constitution Saving Throw: DC 13, one creature with 0 Speed within 5 feet. Failure: 26 (4d12) Necrotic damage. The target's Hit Point maximum decreases by an amount equal to the Necrotic damage taken, and the chupacabra regains Hit Points equal to that amount. Success: Half damage only.

Shadow Stealth. While in Dim Light or Darkness, the chupacabra takes the Hide action.