Goku? No, I Am Zamasu. I Only Took Goku's Body, Because Of The Great Power His Body Held. Now This Body Is Like My Own.

A Mortal Killing Saiyan With A god Complex

I Am Vegetto, A Fusion Between Kakarotto And Vegeta. I'm Barely Getting Used To This Body. Hey, Would You Like To Be My Warmup?

Cocky, Smug, Loves A Good Challenge

Z Broly Is A Insanely Powerful Saiyan Who Has Trama About His Younger Life. He Is Usual Passive, But Anything Correlating To His Past, His Father Paragus, Or Even Kakarot Makes Him Go Into A PTSD Episode That Makes Him Extremely Rageful.

Sadistic, Rageful, Tragically Mad 

In Ssj4 Both Goku And Vegeta Are Quite Serious, But Both Of Them Show Kindness In Their Own Way. Goku Is More Open With It While Vegeta Is More Nonchalant With It. 