X-Men Sketch Cover by Duke

X-Men

Thor Sketch Cover by Duke

Thor

Lou Ferrigno Hulk Sketch Cover by Duke

Lou Ferrigno Hulk

Hulkbuster Sketch Cover by Duke

Hulkbuster

Rocket Raccoon and Groot Sketch Cover by Duke

Rocket Racoon and Groot

She-Hulk Sketch Cover by Duke

She-Hulk

Transformers: Megatron and Optimus Prime Sketch Cover by Duke

Transformers

Hobgoblin Sketch Cover by Duke

Hobgoblin

Gwenom Sketch Cover by Duke

Gwenom

Iron Man Venomized Sketch Cover by Duke

Iron Man Venomized