The Maestro is a future version of the Hulk who has become a tyrannical ruler after being exposed to gamma radiation for too long. 

Maestro 

The Devil Hulk is a dark and savage version of the Hulk who is driven by rage and violence. He is much more powerful than the regular Hulk, and he is capable of great destruction. 

Devil Hulk 

The Worldbreaker Hulk is a massive and unstoppable version of the Hulk who is capable of leveling entire cities. 

Worldbreaker Hulk 

Joe Fixit is a more laid-back and civilized version of the Hulk who works as a bouncer in a Las Vegas casino. He is still incredibly strong, but he prefers to use his strength for good rather than for violence. 

Mr. Joe Fixit 

The Professor Hulk is a version of the Hulk who has managed to retain his intelligence and personality even when he transforms. He is a powerful hero who uses his strength to protect the innocent. 

Professor Hulk 

he Abomination is a gamma-powered monster who is created by Emil Blonsky after he undergoes an experimental treatment.  

Abomination 

The Red Hulk is a government-sponsored super soldier who is created by General Thaddeus "Thunderbolt" Ross. He is a powerful enemy of the Hulk, and he has been known to challenge even the Worldbreaker Hulk .

Red Hulk 

The Skrull Hulk is a Hulk who has been transformed into a Skrull by the alien race of shapeshifters. He is a powerful ally of the Hulk, and he has been known to help the Hulk fight against his enemies. 

Skrull Hulk 

Hulkling is a hybrid Kree-Skrull superhero who is the son of Hulk and Thaddeus "Thunderbolt" Ross. He is a powerful hero who has inherited the strength and durability of both his parents. 

Hulkling 

She-Hulk is a female version of the Hulk who is created by Dr. Bruce Banner's cousin, Jennifer Walters. She is a powerful superhero who uses her strength to protect the innocent. 

She-Hulk