Try 'Tower of God'. It has a complex world-building and characters striving to survive and grow. The story progression is similar to what you might enjoy in Necromancer Survival.
I'd recommend 'The Gamer' - it has elements of fantasy and survival like in Necromancer Survival, with an engaging plot and unique characters.
In many cases, the survival of a necromancer in manhwa involves strategic use of their powers, forming alliances, and constantly adapting to new threats. The character often undergoes significant growth and transformation throughout the story.
I'd recommend 'The Gamer' as it has some similar fantasy elements and character development like Absolute Necromancer.
You could try 'Tower of God'. It has complex characters and an engaging storyline similar to Lone Necromancer in some ways. The world-building and action scenes are quite captivating.
You could try 'The Saga of Tanya the Evil'. It has a similar theme of survival and features magic and dark elements. The story is complex and keeps you hooked.
I think 'The Gamer' could be similar. It has elements of fantasy and adventure like Seoul Station Necromancer.
I think 'The God of High School' has some similarities. It features supernatural powers and intense battles like in Solo Leveling.
I'd recommend 'Solo Leveling.' It has a similar fantasy and adventure theme with powerful characters.
The storyline of 'The Necromancer Manhwa' usually involves a protagonist with the ability to control the dead and their adventures in a fantasy world filled with magic and mystery.
Necromancer manhwa often features dark magic, mysterious powers, and complex storylines.