Although not much is known about Raven Team Leader, her description reads as, "Brooding master of the dark hearts.

While this could be related to the events of Chapter 4 Season 5 (OG), it more than likely pays homage to Kevin The Cube who was present on the island at the time

Tall dark hooded woman, wearing a feminine bear outfit with a hood that hides her head except for a glowing outline of her face.

Raven is your duo partner, but she’s been harbouring a huge crush on you!