As jax, Jax is a strong ganker, and his ganks are easy to perform. All he needs to do is get close and use his e to CC the target.

Jax’s skirmishing power is excellent, and he can trade with or out fight pretty much all enemy Junglers.

He is good at securing objectives on his own. This allows him and his team to get an excellent objective lead for free.
 As jax, Jax is a strong ganker, and his ganks are easy to run. All he has to do is get close and use his e to CC the target. Jax skirmish power is excellent, and he can trade with or out of combat almost all the enemy Junglers. It is good for getting goals on his own. This allows him and his team to get an excellent objective advance for free.