Heres the fun set of aliens that are canon to Ben 10 Alien Force:

Swampfire - DNA Sample of Methanosian

Abilities: Chlorokinesis, Pyrokinesis, Methane Projection, Sleeping Spores, Seed Generation, Adhesive Mud, Regeneration, Elasticity, Body Alteration, Flight (via Propulsion), Enhanced Strength, Enhanced Durability, Enhanced Agility, Enhanced Flexibility, Enhanced Jumping

Echo Echo - DNA Sample of a Sonorosian

Abilities: Audiokinesis, Sonic Screams, Self-Duplication, Echolocation, Enhanced Jumping, Enhanced Agility, Enhanced Strength, Enhanced Speed

Humungousaur - DNA Sample of a Vaxasaurian

Abilities: Enhanced Strength, Enhanced Durability, Enhanced Agility, Enhanced Jumping, Size Alteration, Powerful Roar, Limited Space Survivability

Jetray - DNA Sample of an Aerophibian

Abilities: Enhanced Speed, Flight, Hyperspace Entrance, Underwater Breathing, Neuroshock Blasts, Enhanced Agility, Enhanced Strength, Enhanced Durability, Space Survivability

Big Chill - DNA Sample of a Necrofriggian

Abilities: Cryokinesis, Freezing Breath, Wind Breath, Ice Generation, Temperature Resistance, Flight, Intangibility, Density Shifting, Underwater Breathing, Space Survivability, Enhanced Strength, Enhanced Durability, Enhanced Agility

Chromastone - DNA Sample of a Crystalsapien

Abilities: Ultraviolet Energy Projection, Ultraviolet Forcefields, Energy Absorption, Energy Redirection, Light Generation, Crystallizing Energy Projection, Radiation Immunity, Space Survivability, Flight, Enhanced Strength, Enhanced Durability, Enhanced Dexterity

Brainstorm - DNA Sample of a Cerebrocrustacean

Abilities: Enhanced Intelligence, Enhanced Strength, Enhanced Durability, Enhanced Dexterity, Enhanced Agility, Technokinesis, Electrokinesis, Electricity Generation, Electrical Telekinesis, Force Field Generation, Electrical Telepathy, Mnemokinesis, Levitation, Wall Scaling

Spidermonkey - DNA Sample of an Arachnichimp

Abilities: Enhanced Agility, Enhanced Reflexes, Enhanced Dexterity, Enhanced Acrobatics, Enhanced Hearing, Enhanced Strength, Sticky Fur, Web Generation, Wall Scaling

Goop - DNA Sample of a Polymorph

Abilities: Shapeshifting, Regeneration, Acidic Slime, Slime Projection, Elasticity, Enhanced Strength, Enhanced Durability, Enhanced Agility, Enhanced Flexibility

Alien X - DNA Sample of a Celestialsapien

Abilities: Omnipotence

Lodestar - DNA Sample of a Biosovortian

Abilities: Magnetokinesis, Magnetic Forcefields, Levitation, Regeneration, Enhanced Strength, Enhanced Durability, Enhanced Agility

Rath - DNA Sample of an Appoplexian

Abilities: Enhanced Strength, Enhanced Durability, Enhanced Agility, Enhanced Reflexes, Enhanced Speed, Enhanced Jumping, Enhanced Stamina, Extendable Claws, Shock Waves, Powerful Roar

Nanomech - DNA Sample of a Nanochip/Human hybrid

Abilities: Bio-Electrokinesis, Size Alteration, Flight, Enhanced Agility, Enhanced Speed, Adaptability

Ralph, I didn't do it separately just for you. Your welcome.
Also, anything under your hat is just an infinite amount of hat.

Ralph's edit: Legit thank you because of the not doing it separately thing I love you.
Ralph's second edit: PS Hat thing is true.