In Midnighter and Apollo #1, the ultra-strategizing martial artist and his solar-powered juggernaut boyfriend have friends over for dinner. When their guests make fun of Midnighter for actually showing emotions, he reminds them that he can end their lives in seconds. He’s only joking… this time.
Source: Gizmodo – Midnighter and Apollo Might Just Have the Realest Romantic Relationship in Superhero Comics