Marvel's first family faltered in its sophomore weekend at the box office, recording a 66% dip in North American theaters.

Elsewhere at the box office, “Superman” descended to fourth place with $13 million in its fourth weekend of release. The Warner Bros. and DC Studios adaptation has generated $316 million domestically and more than $502.7 million globally to date.

First Steps," Disney's debut of the rebooted Marvel Comics franchise, continued to outperform the competition for a second straight weekend at the North American box office, industry estimates showed Sunday.