Alien X

Alien X only been on 1 episode on Ben 10 alien force because he is realy dangerous so Ben's never turning into Alien X again
Powers: Thoughs become reality

Goop

Goop is one of Ben's weirdest aliens. As you can see Goop has no bones. Goop looks like slime But he's not!
Power: super strech

SpiderMonkey

SpiderMonkeys is one of ben's crazies aliens! Spidermonkeys is kind of realated to Spider Man.
Powers: shoot webs
walk on walls

Brainstorm

Brainstorm is Ben's smartest alien.

Powers: Electricalstorms

Chromostone

Chromostone is kind of like Dimondhead but alittle diffrent.
Powers: Shoot dimonds
Absorbs energy

Bigchill

Bigchill is one of Ben's scarest aliens! Big chill lay eggs one in 800 years!
Powers: fly
freze something or someone
dissapear

Jetray

Jetray is one of Ben's fastest aliens in alien force. It can go fast in air and under water!
Powers: super speed
shoots lasers