Justice League of America, Vol. 1 #154 (1978)

I'll Kill You In Your Dreams
After the opening of a new hotel which some members of the League have had a hand in designing or financing, the League, in their civilian identities, suffer from terrible dreams caused by Dr Destiny. The next morning they are astonished to find themselves in the same situation as their dreams, as if they had become real. Overcoming their difficulties, they find Dr Destiny and combat him, tricking him into dreaming that he had killed the Leaguers before capturing him.
Release Date: 1978