Hello

Who recommended me an anime? which is similar bleach,hunter x hunter,one piece..

omfg pls end my life.

It'd be easier if you told us what you've watched already so we can list ones you haven't seen.

Zero no Tsukaima (Currently on the last season and it's pretty great)
Attack on Titan
The Seven Deadly Sins
Fairy Tail
Death Note
Code Geass
Fate/Stay night unlimited blade works
Darker than black
High School DxD

These are all really good, tell me if you want some more recommendations, got a bunch