Fire Crack is one of Agent Unknown's Flame Sword moves.
Agent Unknown takes his sword and raises it upwards causing a crackling noise and when he sends it downwards, it slashes it in the enemy's stomach causing blood loss and pain. This can give Agent Unknown the chance to kill them.
The move is a somewhat powerful move as it usually takes a while for the enemy to heal again.
- The move gives Agent Unknown a second turn of attack the enemy.