Fantastic Four Vol 1 #320

Dr. Doom has taken Mr. Fixit into the desert as he makes him an offer, but having to eventually subdue him when attacked. He then frees him to make an offer, but is quickly sent flying from a surprise attack,but quickly has his strength zapped away by Doom and finally agreeing to listen to the doctor.He then returns his strength and explains his recent troubles with Kristoff. He quickly offers the Hulk Latveria’s protection and a position in the government for aid in retaking the country,but is rebuffed as Doom manipulates him into agreeing to fight the recently powered up Thing.While in New York Johnny,Alicia and Sharon decide to go on a picnic leaving Ben alone in the Baxter Building,he then travels to the roof where he’s knocked from behind off the building by the arriving Hulk.The two then begin a battle running through the streets, with the Hulk resolving to remain silent so The Thing will never learn his true identity and Doctor Doom pleasingly observes.The angry Thing then loses his temper and managers to defeat Mr. Fixit, while once back on the streets the two are met by the Savage Green Hulk.

Continued in The Incredible Hulk #350.