As sion, He is pretty weak before he hits level six. This is because he doesn't have much mobility, and enemies can easily walk away from him if they have a vision of him.

Post-six, Sion gets a decent power spike as he gets a team fight impacting Ultimate R. It allows him to roam around and lane ganks other lanes as well.

The first item component will give a boost to his survivability and overall damage. He will be able to use his Q from the brushes to CC enemies and then follow it up with damage from the rest of his abilities.         As sion, It is quite weak before touching level six. That's because it doesn't have much mobility, and enemies can easily get away from it if they have a vision of it. After six, Zion gets a decent peak of power as it gets a team struggle impacting Ultimate R. It allows it to ride around and the gangway other tracks as well. The first element will give a boost to its survival and overall damage. It will be able to use its Q from brushes to enemies CC and then follow it with damage to the rest of its abilities.