Bubbles

Natures Reinforcement. When bubbles is reduced to half health, it releases a red glow from its body that heals it for 1d8 hit points per round, until it reaches its maximum health, at which time this effect ends.

Plant manipulation. Bubbles has the ability to control and manipulate plants. He is able to cause plants to grow, bloom, or wilt at will, or even animate them to do his bidding.

Spellcasting. Bubbles is a 13-level spellcaster. Its spellcasting ability is Charisma. Bubbles has following Wizard spells prepared:

Cantrips (at will): minor illusion
1st level (7 slots): cure wounds, healing hands
2nd level (5 slots): invisibility, lesser restoration
3rd level (4 slots): remove disease, remove curse
7th level (2 slots): mirage arcane, project image

Claws. Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 10 (2d6 ) slashing damage. 

Shape-shifting. Bubbles is able to transform into different shapes and forms. Bubbles is able to assume the appearance of different plants or animals, or even transform into an inanimate object.

Teleportation. Briefly surrounded by leaves, Bubbles teleports up to 30 feet to an unoccupied space that it can see.