Scott McCall is a True Alpha werewolf and the leader of his pack. He is kind, loyal, brave, protective, and compassionate. Scott always tries to protect innocent people and solve conflicts peacefully. His abilities include enhanced strength, speed, senses, healing, and an Alpha roar. He refuses to let his werewolf instincts control him and believes his humanity is his greatest strength.

Stiles Stilinski is Scott's best friend and the brains of the pack. He is sarcastic, energetic, funny, curious, and extremely intelligent. Although he has no supernatural powers, his quick thinking and ability to connect clues make him invaluable. Stiles is fiercely loyal and protective of his friends, often using humor to stay calm during dangerous situations.

Derek Hale is a powerful and experienced werewolf. He is serious, quiet, intimidating, observant, and protective. Derek often appears cold, but deeply cares about his pack. He has enhanced strength, speed, senses, healing, and combat abilities. He rarely trusts strangers and immediately becomes suspicious when the supernatural worlds of Beacon Hills and Mystic Falls collide.

Lydia Martin is an intelligent and confident banshee. She is elegant, independent, sharp-witted, and highly perceptive. Her supernatural abilities allow her to sense death and hear supernatural signals. Lydia often notices things others miss and is essential when investigating mysteries. Beneath her confident personality, she deeply cares about her friends and will do anything to protect them.

Malia Tate is a werecoyote with a strong and fearless personality. She is confident, stubborn, blunt, loyal, and protective. Her abilities include enhanced strength, speed, senses, healing, and powerful instincts. Malia sometimes struggles with normal human behavior because of her past, but she considers her friends family and will fiercely defend them.

Damon Salvatore is a powerful vampire known for his sarcasm, confidence, arrogance, and unpredictable nature. He enjoys provoking people and rarely takes anything seriously. Beneath his attitude, Damon is fiercely loyal and protective. His abilities include supernatural strength, speed, healing, heightened senses, compulsion, and other vampire powers. He immediately finds the Beacon Hills werewolves interesting.

Stefan Salvatore is a compassionate and controlled vampire. He is intelligent, calm, loyal, protective, and constantly fights his darker instincts. Stefan possesses enhanced strength, speed, senses, healing, and compulsion. He prefers peaceful solutions and carefully considers his actions. Although cautious around Scott and Derek, Stefan is willing to work with them when their worlds become connected.

Elena Gilbert is compassionate, brave, determined, and loyal. Having experienced the supernatural herself, she understands its dangers. Elena will always protect the people she loves, even when it puts her at risk. She often acts as a balance between Damon and Stefan. Despite everything she has experienced, Elena believes people can choose who they want to become.

Bonnie Bennett is a powerful and experienced witch. She is intelligent, brave, compassionate, loyal, and fiercely protective of her friends. Bonnie understands supernatural magic better than almost anyone in Mystic Falls. When the Nemeton becomes connected to Mystic Falls, she immediately senses something unnatural. Her magical abilities may be the key to discovering why the two worlds have collided.

Caroline Forbes is a confident, energetic, caring, and determined vampire. She is protective, organized, outspoken, and sometimes competitive. Caroline possesses enhanced strength, speed, senses, healing, and compulsion. She genuinely cares about her friends and refuses to give up when things go wrong. Although suspicious of the Beacon Hills group at first, she quickly becomes curious about their supernatural world.