After the Musou Gauge in "Dynasty Warriors: Origin" is full, you can directly use the Musou skills to enter the Musou state. This will keep your courage value in an infinite state. You can use courage-related skills crazily. At the end of the rage You can also release an unparalleled attack.
What is the use of the Musou status in Dynasty Warriors Origin
After completely filling your musou gauge (the energy of three musou attacks), you can enter musou rage by pressing L3+R3.
This gives you a small amount of healing, unlimited courage until Musou is exhausted, and a Musou attack at the end of the rage.
This power will temporarily turn the Rangers into a one-man army, perfect for breaking through large armies or defeating boss-level officers.