A huge army of orcs invaded the kingdom of the elves, which moves towards the capital. You in the game Orc Invasion will have to lead the defense of the city. Before you on the screen you will see an elf archer, who is standing on top of the tower. An army of orcs will move towards the city walls. You will need to help the archer aim at them from the bow and shoot arrows. They falling into the orcs will inflict damage on them and destroy your opponents. On the points that they will give you for this, you can acquire new types of ammunition.