Absorb Energy

When targeted by an attack or ability that uses ki points, Vitae Devoro absorb's a number of ki points equal to the number of ki points used in the attack or ability. 

For every creature killed by Vitae Devoro, it absorbs 1 ki point. unless that creature is a monk, then it absorb as many ki points as the monk had when it was killed.

For every ki point absorbed, increase the Ki Score of the Vitae Devoro. (max Ki Score  10)

For every rank in Ki Score Vitae Devoro gains + 5 Temp HP, + 1 DEX, + 1 STR, and + 5 ft in all movements. (For every 2 ranks in Ki Score Vitae Devoro gains +1 AC (DEX bonus) and +1 melee damage(STR bonus)).

These HP and ability modifiers are only temporary. Vitae Devoro loses 1 rank in Ki Score every 12 hours.

As you roll for initiative, roll an additional 1d6, use that number to determine the amount of ki points Vitae Devoro has already absorbed, and add that value to its initiative. 

Reflexive Form: The Vitae Devoro gains the benefits of the disengage action whenever it takes the dash action.

Evasion: When Vitae Devoro is subjected to an effect that allows it to make a DEX saving throw to take only half damage, Vitae Devoro doesn't take any damage if it succeeds on its saving throw, and only half damage on a failed saving throw.

Slash and Prowl: Vitae Devoro has advantage on DEX(Stealth) checks against creatures it has damaged within the last minute (10 rounds).

Multi Attack. Vitae Devoro stands on its hind legs, and lashes out with its upper limbs. Vitae Devoro can make 2 attacks, but loses 5ft of reach on each attack. (Can't use the Bite attack) 

Pounce. Vitae Devoro can leap at least (50 + 5 for every rank in Ki Score) ft upon 1-2(In order to attack 2 creatures, they must be standing within 5 ft of each other) target/s, that/those target/s must succeed on a DC 14 (+1 for every 2 ranks in Ki Score) DEX saving throw or be knocked prone and suffer,  (3d6+STR mod) [Bludgeoning] damage.

As a bonus, Vitae Devoro can make a Bite attack against 1 target of a successful Pounce  action. Vitae Devoro has advantage on this attack.

Once knocked prone, the targets cannot move until Vitae Devoro uses at least 5 ft of its movement, or the target/s succeed on a DC 14 (+1 for every 2 ranks in Ki Score) STR check to remove the condition.

Devour. Instantly after a successful Bite attack, Vitae Devoro may force its target to make a DC 14 (+1 for every 2 ranks in Ki Score) CON saving throw, on a failed save that creature falls unconscious(Until it takes a short rest), and Vitae Devoro absorbs 1 ki point (Unless that creature is a monk, then it absorbs as many ki points as the monk had when it was Hit by the attack Bite).

For 1 round, Vitae Devoro's DEX score is reduced to 10 (AC 12).

Slash. +7 to hit, reach 10 ft., 1-2 target (In order to target 2 creatures, they both must be within 5 ft of you). Hit:  20/25 (3d8 + STR mod) [Slashing] damage. 

Bite. +4 to hit, reach 5 ft., 1 target. Hit:  25/30 (4d8 + STR mod) [Piercing] damage.

Throw. +7 to hit, reach 10 ft, 1-2 target (In order to target 2 creatures, they both must be within 5 ft of you). Hit: 15/20 (2d8 + STR mod) [Bludgeoning] damage.

If a creature takes damage from the attack Throw it is launched back 30 ft in a direction indicated by the DM

Swipe. As a bonus action, Vitae Devoro can make a Slash, or Throw, attack.

Shift. As a bonus action, Vitae Devoro may take a dash, or hide action.  

Battle of Mind: The Vitae Devoro gains a bonus to INT, WIS, and CHR, saving throws equal to its Ki Score.

Lightning Jaws: upon using the ability Devour,  Vitae Devoro can use its reaction to prevent its DEX score from being reduced.