Name: Four Echo
Fusion between: Fourarms and Echo Echo
Species: ½ Tetramand ½ Sonorosian (Sonoramand)
Planet: Khoros/Sonorosia
Abilities:

*Can unleash powerful sonic screams.

*Has great strength.

*Can create an amount of clones.

*Can jump several times his size.

*Also, can unleash sonic waves with clapping his hands.

*Can use his screams for sound barriers, sounding board, echolocation, and transmit his screams in speaker and telephones.

Weaknesses:

*The clones should again be one before turning back to Ben or some other alien, otherwise, each clone will have multiple personalities.

*If a clone is hurt can't recover some changes later.

*Can't jump as high as Fourarms due to the size of his legs.

*the clones are made of silicon, they can be easily destroyed by a powerful beam.

*If this cold or sick, his strength is weakened, besides having uncontrollable sonic sneezing.