For 10 points, name this hero, the twin brother of Remus who notably founded the city of Rome.
Because this man's co-ruler refused to punish some relatives who had committed murder, this man refused to punish the assassins of that co-ruler. During an event orchestrated by this man, participants shouted "Talasius!" shortly before this man fought and killed a king named Acron. After this man disappeared, it was revealed that this man had been transformed into the god (*) Quirinus. This man, whose successor was Numa Pompilius, committed murder after the loser of a birdwatching contest jumped over a trench. After this man's mother, a Vestal Virgin named Rhea Silvia, gave birth, this man and his brother were raised by a she-wolf. For 10 points, name this hero, the twin brother of Remus who notably founded the city of Rome.
Because this man's co-ruler refused to punish some relatives who had committed murder, this man refused to punish the assassins of that co-ruler.
Romulus