Hotel Transylvania: an American skinwalker that has found the Hotel and is pissed that the American, Asian, and African monsters haven't been told about the Hotel.*

Starship Troopers: a soldier on the team sent to the John A. Warden. He is one of the more lean soldiers and is good friends with Trig. He has a classic double barrel shotgun and an assault rifle that looks straight from DOOM(2016). He would not let any of his friends go on a suicide run alone.

Ark Survival Evolved: dragged to the isle, he has a certain affinity for taming carnivores. He most certainly isn't human, but those that brought him don't know his species.

D&D: a member of the Draconian race, he weilds a Longsword and a bow. The bow is enchanted so that the arrows electricute those it lands near.*

Steven Universe: an Obsidian, which is an assassin type of gem that has extreme speed and stealth, which was deemed defective because it seemed to be insane. He uses a dagger as his weapon, but it varies between obsidians

TMNT: A normal human that is really good at using swords and fighting ninjas while keeping his identity hidden in New York City (Manhattan)

Yu-gi-oh: an adult that is good at a childrens card game. He has a flame/electric/dragon deck and has several fusion, synchro, ritual, XYZ monsters. He does not fuck around.