When you battle the second Sigma, use Zero. His
saber can deflect fireballs, and can destroy the
green plasma balls that are fired upward from his
Easy Armor Earning
When selecting X hold down select.
To unlock X (Mega Man), you need to rescue at least 65 reploids or more to unlock the popular retired X. The easiest places to rescue Reploids is Battleship and Central Circut.