Hulk by Loeb and McGuinness Omnibus

There's a sadistic, new, red-skinned Hulk in the Marvel Universe. Who or what is he? One thing's for sure, he's a Hulk with a mission... and it'll be an explosive battle when he collides with the original green-skinned goliath! As Marvel's greatest minds try to uncover the Red Hulk's secrets, She-Hulk calls in the cavalry to bring him down! Meanwhile, Rick Jones adjusts to a startling new status quo... and what's wrong with Doc Samson? When Domino sees too much, Red Hulk assembles a hit squad to take her out. But whose side is the new Red She-Hulk on? And when 'Rulk's' mysterious backers stand revealed, can Marvel's greatest heroes halt an unstoppable red tide of destruction?