Related Clues:
- Foe destroyed Yemen
- Lee, to Grant
- Opponent in Yemen prepared
- The Leader, to the Hulk
- 49-Across' opposite
- Rival soldiers retreating in case of emergency
- Yankees and Red Sox, e.g
- Loki, to Thor
- Good guy, to a bad guy
- Adversary in Yemen out of order
- Hostile force in unstable Yemen
- Word from the Latin for ''unfriendly''
- Doctor Doom, to the Fantastic Four
- Cheetah, to Wonder Woman
- One not with you