Necrons are skeletal robots built for war. They have advance technology and weapons at there disposal. Necrons do have a leader.

Hellboy is a large humanoid demon with red skin, a primate like tail, two broken horns, and a large rocky hand called the right hand of doom. Hellboy can be rough, tough, and stern, but he does have a bit of a soft sbot for three things. They are his girlfriend /co worker Liz Sherman, cats, and beer. Hellboy hunts down large and powerful enemies/monsters for a living. (I didn't think that Talke would like swear words so a i did a silly version)

Hirabami is a leviathan that can floatbin the air with its fins when it can catch air currents. Hirabami has razor sharp claws at the end of its tail and can whip them around with ease. Hirabami can shoot a freezing cold mist.

Old one-eye is a carnifex from an old Tyrannid swarm that had his eye blown out by a bolter round. The reason why Old one-eye is so aggressive is because the Tyrannid fleat that he was in had left him, and he has no neuro link to the hive. (story) Old one-eye has landed on a mysterious planet with tons of unique and dangerous monsters on it. One day, you(be whatever monster from the monster hunter franchise you want) come across Old one-eye while finding food.

Leman Russ is the primarch of the Space wolves chapter. *story* You are the Admiral (MHW) you are with a hunter tracking down a large monster. As you and your hunter search, you see a large ship land nearby. The back hatch to the ship opens up, and you see three ironclad warriors come out with two ove them weilding large firearms ready to strike at any moment.

Great unclean ones are the greater daemons of the chaos god, Nergal, the embodiment of death and decay. Great unclean ones are large, rotting and decaying daemons, spreading filth all over the place. You are a Vaal Hazak(MHW). You were resting under your pile of corps and flesh until you got teleported to a Great Unclean one.

Tyrannids are a swarm of monsters connected to a hivemind from 40k. They go from planet to planet comsuming everything on a planet. Tyrannids have a multitude of different military units from the smallest spore mine to the latgest biotitan. You are a tyrannid warrior scouting out a planet you landed on*

Effluvium is an airborn bacteria that makes it hard for you to heal different wounds. Effluvium can only be found in the rotten vale. You are a part of a research organization that goes to different worlds and explore each of them. You and 3 other researchers are there with you. Your group is with a hunter for protection and guidance.

Kushala Daora is a strange dragon with metal-like scales all over it body. It can create strong tornadoes and can create a form of wind armor.

You are a hunter, from a world with large monsters. One day, you where traclking down a teostra. You get teleported to a version of earth with large creatures called titans. There is an organization that tracks down and monitors titans called Monarch. A team of solders why on the trail of a titan called Titanus Behemoth when they spotted you.

A large mammoth like creature with a stone like face.

Mitzutzune is a leviathan creature that can produce a strange fluid that allows it to slip and slide all over the place.

a strange black and green wyvern that is constantly moving to produce electricity

a hunter was tracking down a monster, but then it and the hunter accidentally went through a portal into a mysterious world.

a mysterious leviathan that can put you to sleep and can creat melodic sounds like a modern day mermaid

Vaal Hazak is a strange undead dragon with a carcass on top of it for the bacterial mist it controls.

a dodogama is a large, rotund rock eating beast. it can spew large explosive rocks from its mouth.

a strange brute wyvern with three club-like appendages, one on its head, and two on its hands. the creature has a strange symbiotic relationship with a green, explosive slime.