I'd say 'The Immortal Hulk' is a definite must-read. It has a darker and more complex take on the Hulk. Also, 'Hulk: The End' gives a poignant look at what could happen to the Hulk in a post-apocalyptic world. And don't forget 'Hulk vs. Thor', which is full of epic battles.
The early issues of 'The Incredible Hulk' are essential reads. They set the foundation for the character's story and development.
For me, 'The Incredible Hulk' #340 is essential. It has a significant plot development and showcases some amazing art. Also, 'Planet Hulk' is a great pick as it presents a unique storyline and character development for the Hulk.
I'd recommend 'World War Hulk'. It's a huge crossover event that showcases the Hulk's raw power and determination. The story is action-packed and keeps you on the edge of your seat.
The Dark Knight Returns is a must-read. It's a classic that redefined Batman and had a huge impact on the character's portrayal. Also, Watchmen is amazing for its complex story and unique take on superheroes.
Well, Spawn: Armageddon is a must-read. It has intense action and delves deeper into the Spawn universe. Also, Spawn Origins Collection offers a comprehensive look at the beginning of the franchise.
The classic Gambit solo series is a must-read. It really dives into his character and backstory.
Definitely read 'Thor: Ragnarok'. It ties in well with the movie and has a lot of action and adventure. The plot is engaging and keeps you on the edge of your seat.
The 'Flashpoint' storyline is a must-read. It completely changes the Flash's world and has major implications for the DC universe.
One of the must-reads is 'Saga'. It has a unique story and amazing art. The characters are complex and the plot keeps you hooked.
You should check out 'Batman: The Dark Knight Returns'. It's a classic that redefined the Batman character. 'Saga' is another fantastic choice, with its epic space opera story and beautiful art. 'Y: The Last Man' is a compelling read with an interesting premise and well-developed characters.