An enemy complex is in modern psychology a mental disorder in which a person falsely believes he or she is surrounded by enemies.
[1] Additional disorders of the mind generally accompanied with an enemy complex include paranoia and low-self esteem.
[2] American historian Robert C. Tucker used the phrase in his 1988 book Stalin as Revolutionary to describe the mental state of Soviet dictator Joseph Stalin.
[2] Mike Tyson described himself having an enemy complex.
Thinking that his opponents and their coaches and trainers were his enemies.