The Incredible Hulk Vol. 1 (1962-1999) #123

Plot

Mr. Fantastic uses a machine on the Hulk that turns him back into Bruce Banner and allows him to transform into the Hulk at will while still retaining his own intellect; Bruce vows never to become the Hulk again and reunites with Betty who accepts his proposal of marriage; Thunderbolt Ross also makes nice with his soon to be son-in-law but asks him to become the Hulk one last time to protect a new and deadly military weapon during transport; The Leader tries to steal the weapon but is stopped by the Hulk who finds himself feeling more savage as he almost kills his deadliest foe.