You might like 'Overlord.' It shares similarities with Solo Leveling in terms of the protagonist's strength growth and the fantasy setting. The plot has many unexpected twists and turns that keep it engaging.
I'd recommend 'Tower of God.' Both have an immersive world-building and characters with evolving powers, similar to Solo Leveling. Also, the story progression keeps you hooked.
I'd recommend looking at The Gamer. It's similar to Solo Leveling in that it has a protagonist with special abilities and a story that keeps you on the edge of your seat with its action and adventure.
One manga that comes close is 'The Gamer'. It shares some similarities in terms of the protagonist's growth and the fantasy elements.
Another option could be 'That Time I Got Reincarnated as a Slime'. It has a similar concept of the main character evolving and becoming powerful in a fantasy setting. The storylines are engaging and full of adventure, much like Solo Leveling.
Try 'Overlord.' It shares the theme of a protagonist becoming incredibly powerful and facing various obstacles. The world-building and character development are quite engaging, similar to Solo Leveling.
You might like 'Re:Monster'. It features a protagonist growing stronger in a fantasy world, much like in Solo Leveling. The action and adventure aspects are comparable too.
One that comes to mind is 'The God of High School'. It shares some similarities with Solo Leveling in terms of action-packed sequences and a focus on characters' growth and powers.
One that comes to mind is 'The God of High School'. It has action-packed scenes and unique character powers like in Solo Leveling.
One manga that could be similar is 'The Gamer'. It features a protagonist with unique powers and an engaging adventure similar to 'Strongest Leveling'.
You might like 'Hunter x Hunter'. It has complex storylines, diverse character abilities, and themes of friendship and growth, much like Naruto. The battles and character arcs are captivating and draw similarities.
I think 'That Time I Got Reincarnated as a Slime' could be similar. It has elements of fantasy and character growth like Solo Leveling.