The story: Israel’s war on Gaza, particularly amid the current offensive in Rafah, has split Iranian critics of the Islamic Republic. Many have condemned the killings of Palestinian civilians, slamming Israeli Prime Minister Benjamin Netanyahu. However, those who criticize both Tehran and Tel Aviv have come under fire from apparent pro-monarchy activists who insist that opponents of the Islamic Republic must back the Israeli government.

The coverage: The controversy sparked by Israel’s May 26 bombing of a camp for displaced Palestinians in Rafah has engulfed the Iranian opposition in recent days. Many prominent government critics have been circulating an image in support of Gazans generated by artificial...