Maybe 'Attack on Titan' is comparable. It shares the intense action and themes of survival like in 'White Blood'.
Overall, 'White Blood' manga has some distinct features. It may differ in themes, art style, or character development compared to common popular manga. The plot progression and world-building can also be quite unique.
Some manga similar to Trinity Blood could be Vampire Knight or Black Butler. They have elements of fantasy and supernatural themes.
You might like 'Black Butler'. Both have elements of fantasy, action, and unique characters. The storylines also have some unexpected twists and turns.
You could check out 'Seraph of the End'. It shares similarities with Blood Link in terms of dark themes and action-packed scenes.
One option could be 'Vampire Knight'. It has a similar dark and supernatural theme, with vampire characters and complex storylines.
I think 'The God of High School' could be similar. It has intense action and an engaging plot like White Blood.
You might want to check out 'Natsume's Book of Friends'. It has a similar charm and focus on relationships, and the art style could be appealing if you like Snow White with the Red Hair.
There are several manhwa similar to Blood Bank. 'The Gamer' is one, as it also has elements of fantasy and adventure.
It depends on your preferences. The manga might offer more detailed storylines and original art, but the anime can bring the action to life with motion and sound.