Quite the talented insects, aren't we?

Question

As I stab through your armor, I throw balls.
As a foot traveler, you can watch me drive cars.
As a silver fish, I transform into an ant.
As an early teacher, I am not actually one of what I'm named.
As a reborn person, I have quite the cool hand.
As an alien, my voice isn't actually an alien.
As myself alone, I'm humble and small.

Who am I?

Answer 1

You are

Paul

Almost the same gimmick as the other, with a few oddballs in there too:

Title: Quite the talented insects, aren't we?

Paul McCartney - Member of the Beatles
Paul Insect - A street artist

As I stab through your armor, I throw balls.

(MOehm) Paul Pierce - basketball player

As a foot traveler, you can watch me drive cars.

Paul Walker - actor in fast and furious

As a silver fish, I transform into an ant.

Paul Rudd - Ant-man actor

As an early teacher, I am not actually one of what I'm named.

Paul the Apostle - He was an early teacher and @lplant pointed out he isn't actually one of the 12 apostles.

As a reborn person, I have quite the cool hand.

Paul Newman - Actor of 'Cool hand luke'

As an alien, my voice isn't actually an alien.

Paul - the film about an alien who has a voiceover that isn't alien.

As myself alone, I'm humble and small.

Paul - the name means small or humble (thanks @lplant)