Name: Professor Elvin Gadd

Age: (they say he's 20 years old, but why does Boo call him a old coot?) 56,57,58

Powers/Ability:
Genius-level intelligence
Mecanic
Scientific Skills
Superior Engineering skills
Good ghost hunting skills

Chosen/Ancient One: neither

Quote: Ooof... I sure take a lot of knocks in this line of work. I'm getting too old for this ghost-catching tomfoolery. Anyway, nice to meet you. I'm Professor E. Gadd.

Theme:
Looks:

Facts: he is the one that guides Luigi, Sarah, and Po on their adventures and is kinda the leader of the team. Luigi though is more of the leader. He is also good/old friends with Mr Gold, Slenderman, and Walten since he helped them in the past.

Likes: inventing, ghost hunting, his friends

Dislikes: his enemies, when his inventions go wrong

Enemies: Zalgo, King Boo, Granny, Slendrina, Sexual Offender Man, Jeff the Killer, the Rake, Laughing Jack, Smile Dog, SkinTaker,

Friends: Ethan, Sarah, Luigi, Po, Mario, Gold, Slenderman, Tobey, Eyeless Jack, Masky, Hoodie, Sally, Grandpa, Boo, Lady Bow (comes in only one time), Seth, Kate the Chaser, Pirate Percy, Charlie Jr, Armless Bob