30-millimeter cannon on A-10A Thunderbolt II. FAAD weapon system
one of the servant classes who appeared in the 3rd Holy Grail War and also in Hollow Ataraxia. Avenger is a weak servant who can only use knives as weapons and who has the ability to copy people's appearences and emotions. Fate/stay night features only one avenger who's a common indian villager, sacrified for being considered the evil Angra Manyu
In Egyptian mythology, Avengers are the servants of the god Horus, possess the head of a hawk, often carried two large golden sabres. Avengers were said to be capable of leaping into battle or summoning a sandstorm to cover their movements to another location rapidly.