Robert Downey Jr. is showing Marvel fans some Doctor Doom-inspired love ahead of filming his Marvel return in "Avengers: Doomsday."

It’s Valentine’s Day, a day dedicated to telling the love of your life how much they mean to you… which should really be done the entire year, but that’s beside the point. But sometimes it’s nice to also commemorate this day with other people in your life;

Downey Jr. played Tony Stark in three solo films and several MCU projects until 2019's Avengers: Endgame, which culminated with his character's death. The franchise hasn't been th