Hunter x Hunter (2011), World Trigger Recommendations
Both of these series have 'Humanoid' beings that are fought against. Beyond that there are a few similar characters and organizations.
Yuuma and Killua are actually quite alike. If you liked one of them, it's not hard to like the other. They both come from violent backgrounds, and have bodies that would exceed human (And otherwise) norms because of the past they lived.
The main characters from both series belong to an organization that fights (Generally) for the protection of others. They are both large, and prominent organizations that hold many similarities.
Both of these series have four main characters, even if it doesn't always
Similar in style to the chimera ant arc.
If you liked Hunter x Hunter for it's power system Nen and it's strategic/interesting fights then World Trigger should be an enjoyable watch as well. It's power system is based on devices called 'Triggers' with set abilities and they are used in creative/interesting ways to fight in some amazing battles.
If you liked HxH for its structural but still incredibly creative magic, you'll love world trigger. On top of that, World Trigger's minor characters have that same feeling of depth that HxH's characters do