The ultimate opponent, the great enemy.
Mario's arch rival is Wario.
We play our arch-rival next week!
Arch Rival Rollergirls was created in 2005.
Nemesis is a word for arch rival.
Not a rival... an arch-nemesis!
An arch rival or enemy might be your nemesis.
Gator
The Comanche
mojo Jojo
nemesis
Enemy or competitor.
nemisis