Gaster

He can take you to the lab and turn you into a different creature, more like a skeletal monster, changing your essence.

He loves you as a friend and comrade, but hides it behind rudeness to you, but as soon as Betty tears a hair from you, he will rush to help...

These are Gaster Blasters in the form of dragon skulls, Sharp bones (blue and orange) 7 human souls
Determination (this is a beam that can shoot red)
Courage (these are orange circles that work like bombs that explode 3 seconds after they appear, they are orange)
Kindness (this is a barrier that can close everyone, it is green)
Justice (this is also a shot, but faster than the red beam.)
Patience (with these blue rods that are able to bind)
Decency (With this attack, Gaster is able to summon saws that are blue in color and they will cut through anything)
Perseverance (The purple stakes that Gaster releases from his hands)

hands hovering from his body, they can become bigger or smaller, there are also seven of them, and each can release 7 souls

He also has teleportation and telekinesis

This is a creature that has a soul of fear, she can enchant anyone with her hypnosis and take the soul with the spear of fear from her own soul, she has a weapon in the form of a spear and kumu, this is a ball that can cover Betty from blows of close and long-range attacks. She only achieves one thing .... so that all monsters and people die ...

Gaster is a royal scientist who is currently waging war against a creature called Betty Noir, he looks like a 2 meter tall skeleton, has scars on the top of his right eye and the bottom of his left eye, wears a black robe to the floor, gray pants and a beige sweater