Counter is one of Agent Unknown's Flame Sword moves.
Agent Unknown twirls his sword into reverse grip and holds it over his his left forearm, which is bent forward at an angle. He will block incoming attacks by immediately raising his sword up in reverse grip, twirls it into normal grip and steps into a wide downward vertical flame slash to the right.
He can block any incoming attacks and throw them back at the enemy, which can damage them.
- He can also unleash a flame slash on occasion.